diff --git a/app/src/main/res/values-af-rZA/strings.xml b/app/src/main/res/values-af-rZA/strings.xml
index 69aaac2d47..a130948646 100644
--- a/app/src/main/res/values-af-rZA/strings.xml
+++ b/app/src/main/res/values-af-rZA/strings.xml
@@ -5,4 +5,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ar-rBH/strings.xml b/app/src/main/res/values-ar-rBH/strings.xml
index f6e0446ab6..1da776b2b8 100644
--- a/app/src/main/res/values-ar-rBH/strings.xml
+++ b/app/src/main/res/values-ar-rBH/strings.xml
@@ -540,4 +540,5 @@
         <item>50 ميغابايت</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ar-rEG/strings.xml b/app/src/main/res/values-ar-rEG/strings.xml
index f6e0446ab6..1da776b2b8 100644
--- a/app/src/main/res/values-ar-rEG/strings.xml
+++ b/app/src/main/res/values-ar-rEG/strings.xml
@@ -540,4 +540,5 @@
         <item>50 ميغابايت</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ar-rSA/strings.xml b/app/src/main/res/values-ar-rSA/strings.xml
index a8768019b1..1207991547 100644
--- a/app/src/main/res/values-ar-rSA/strings.xml
+++ b/app/src/main/res/values-ar-rSA/strings.xml
@@ -617,4 +617,5 @@
         <item>50 ميغابايت</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ar-rYE/strings.xml b/app/src/main/res/values-ar-rYE/strings.xml
index f075ea9f58..8b6e134b82 100644
--- a/app/src/main/res/values-ar-rYE/strings.xml
+++ b/app/src/main/res/values-ar-rYE/strings.xml
@@ -590,4 +590,5 @@
         <item>50 ميغابايت</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ar/strings.xml b/app/src/main/res/values-ar/strings.xml
index 1b68977ebc..82a34aa91c 100644
--- a/app/src/main/res/values-ar/strings.xml
+++ b/app/src/main/res/values-ar/strings.xml
@@ -539,4 +539,5 @@
         <item>50 ميغابايت</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-az-rAZ/strings.xml b/app/src/main/res/values-az-rAZ/strings.xml
index c13e8dd77c..f2084984ea 100644
--- a/app/src/main/res/values-az-rAZ/strings.xml
+++ b/app/src/main/res/values-az-rAZ/strings.xml
@@ -504,6 +504,11 @@
     <string name="title_advanced_autocrypt">Autocrypt istifadə et</string>
     <string name="title_advanced_autocrypt_mutual">Autocrypt qarşılıqlı rejim</string>
     <string name="title_advanced_encrypt_subject">Mövzunu şifrələ</string>
+    <string name="title_advanced_sign_algo">İmza alqoritmi</string>
+    <string name="title_advanced_encrypt_algo">Şifrələmə alqoritmi</string>
+    <string name="title_advanced_remark_algo">        Zəhmət olmasa yadda saxlayın ki, bütün e-poçt müştəriləri (client) bütün alqoritmləri dəstəkləmir.
+        İlkin alqoritmlər, çox vaxt SHA256 və AES128-i dəstəkləyir.
+    </string>
     <string name="title_advanced_check_certificate">Göndərəndə ictimai açarları yoxla</string>
     <string name="title_advanced_manage_certificates">İctimai açarları idarə et</string>
     <string name="title_advanced_import_key">Gizli açar idxal et</string>
@@ -1104,6 +1109,7 @@
     <string name="title_signature_sender">Göndərənin ünvanı</string>
     <string name="title_signature_email">İmzanın ünvanı</string>
     <string name="title_signature_mismatch">Göndərənin və imzanın e-poçt ünvanları uyğunlaşmır</string>
+    <string name="title_signature_algorithm">Alqoritm</string>
     <string name="title_signature_subject">Mövzu</string>
     <string name="title_signature_validity">Etibarlılıq</string>
     <string name="title_signature_outdated">Bu ictimai açar hazırda etibarsızdır</string>
@@ -1671,4 +1677,5 @@
         <item>Yalnız e-poçt</item>
         <item>Ad və e-poçt</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-bg-rBG/strings.xml b/app/src/main/res/values-bg-rBG/strings.xml
index 69a4499c13..6e142d27ec 100644
--- a/app/src/main/res/values-bg-rBG/strings.xml
+++ b/app/src/main/res/values-bg-rBG/strings.xml
@@ -1349,4 +1349,5 @@
         <item>Само имейл</item>
         <item>Име и имейл</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-bn-rBD/strings.xml b/app/src/main/res/values-bn-rBD/strings.xml
index 96b8b6b437..6910508d10 100644
--- a/app/src/main/res/values-bn-rBD/strings.xml
+++ b/app/src/main/res/values-bn-rBD/strings.xml
@@ -131,4 +131,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-bn-rIN/strings.xml b/app/src/main/res/values-bn-rIN/strings.xml
index 96b8b6b437..6910508d10 100644
--- a/app/src/main/res/values-bn-rIN/strings.xml
+++ b/app/src/main/res/values-bn-rIN/strings.xml
@@ -131,4 +131,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-bs-rBA/strings.xml b/app/src/main/res/values-bs-rBA/strings.xml
index 81d7948cf1..103ec7a330 100644
--- a/app/src/main/res/values-bs-rBA/strings.xml
+++ b/app/src/main/res/values-bs-rBA/strings.xml
@@ -10,14 +10,14 @@
     <string name="app_updated">Posljednje ažuriranje:  %1$s</string>
     <string name="channel_service">Prijem</string>
     <string name="channel_send">Slanje</string>
-    <string name="channel_notification">Email</string>
+    <string name="channel_notification">E-pošta</string>
     <string name="channel_progress">Napredak</string>
     <string name="channel_update">Ažuriranja</string>
     <string name="channel_warning">Upozorenja</string>
     <string name="channel_error">Greške</string>
     <string name="channel_alert">Upozorenja servera</string>
     <string name="channel_group_contacts">Kontakti</string>
-    <string name="channel_service_description">Sinhronizacija i nadzor naloga</string>
+    <string name="channel_service_description">Sinhronizacija i nadzor računa</string>
     <string name="channel_send_description">Slanje poruka</string>
     <string name="channel_notification_description">Obavještenja novih poruka</string>
     <string name="channel_progress_description">Obavještenja o napretku dugotrajnih aktivnosti</string>
@@ -29,7 +29,7 @@
     <string name="shortcut_compose">Napiši</string>
     <string name="shortcut_setup">Postavke</string>
     <string name="title_ask_spam_who">Tretirati poruku od %1$s kao spam?</string>
-    <string name="title_junk_hint">Vaš email provajder (poslužitelj) je nadležan za filtriranje spam poruka. Email aplikacija nema sve potrebne podatke kako bi to obavljala pouzdano.</string>
+    <string name="title_junk_hint">Vaš e-mail provajder (poslužitelj) je nadležan za filtriranje spam poruka. E-mail aplikacija nema sve potrebne podatke kako bi to obavljala pouzdano.</string>
     <string name="title_block">Blokiraj %1$s</string>
     <string name="title_block_sender">Blokiraj pošiljaoca</string>
     <string name="title_block_domain">Blokiraj domenu pošiljaoca</string>
@@ -72,53 +72,53 @@
     <string name="title_privacy_policy">Pravila o privatnosti</string>
     <string name="title_list_accounts">Nalozi</string>
     <string name="title_list_identities">Identiteti</string>
-    <string name="title_edit_account">Uredi nalog</string>
+    <string name="title_edit_account">Uredi račun</string>
     <string name="title_edit_identity">Uredi identitet</string>
     <string name="title_edit_folder">Uredi folder</string>
     <string name="title_setup">Postavke</string>
     <string name="title_setup_help">Pomoć</string>
     <string name="title_setup_quick">Brzo podešavanje</string>
-    <string name="title_setup_intro">Postavljanje naloga odvija se u samo tri koraka i nakon toga možete slati i primati e-poštu</string>
+    <string name="title_setup_intro">Postavljanje računa odvija se u samo tri koraka i nakon toga možete slati i primati e-poštu</string>
     <string name="title_setup_simple">Nije potrebno mijenjati druge opcije</string>
     <string name="title_setup_issue">FairEmail je razvijen kako bi zaštitio vašu privatnost i predstavlja djelo u koje je doslovno uloženo na hiljade sati. Ukoliko imate nekih problema, molim da me prvo kontaktirate za podršku, prije nego ostavite lošu recenziju. Rado ću Vam pomoći!</string>
-    <string name="title_setup_quick_accounts">Dodaj ili ukloni naloge</string>
-    <string name="title_setup_quick_support">Neki provajderi (poslužitelji) otežavaju način za dodavanje naloga. Molimo da ne krivite FairEmail zbog toga, nego da zatražite podršku.</string>
+    <string name="title_setup_quick_accounts">Dodaj ili ukloni račune</string>
+    <string name="title_setup_quick_support">Neki provajderi (poslužitelji) otežavaju način za dodavanje računa. Molimo da ne krivite FairEmail zbog toga, nego da zatražite podršku.</string>
     <string name="title_setup_quick_hint">Brzo podešavanje će dohvatiti konfiguracijske podatke sa autoconfig.thunderbird.net</string>
     <string name="title_setup_quick_patience">Molimo da budete strpljivi &#8230;</string>
     <string name="title_setup_quick_imap">IMAP server za primanje poruka</string>
     <string name="title_setup_quick_smtp">SMTP server za slanje poruka</string>
     <string name="title_setup_quick_certificates">Certifikati servera</string>
     <string name="title_setup_wizard">Čarobnjak</string>
-    <string name="title_setup_wizard_multiple">Čarobnjak se može koristiti višestruko kad postavljate više naloga</string>
-    <string name="title_setup_wizard_new">Potrebna je nova email adresa</string>
-    <string name="title_setup_manual">Ručno podešavanje i opcije za nalog</string>
+    <string name="title_setup_wizard_multiple">Čarobnjak se može koristiti višestruko kada postavljate više računa</string>
+    <string name="title_setup_wizard_new">Potrebna je nova e-mail adresa</string>
+    <string name="title_setup_manual">Ručno podešavanje i opcije za račun</string>
     <string name="title_setup_classic">Klasično podešavanje</string>
-    <string name="title_setup_documentation">Molimo da provjerite dokumente od vašeg email provajdera (poslužitelja) za tačno podešavanje email servera</string>
-    <string name="title_setup_account_remark">Prijem poruka</string>
-    <string name="title_setup_identity_remark">Pošalji poruku</string>
-    <string name="title_setup_account_identity_hint">Možete podesiti naziv, boju i prevlačenje prstima u postavkama naloga, a podešavanje potpisa u postavkama identiteta</string>
+    <string name="title_setup_documentation">Molimo da provjerite dokumente od vašeg e-mail provajdera (poslužitelja) za tačno podešavanje e-mail servera</string>
+    <string name="title_setup_account_remark">Prijem e-pošte</string>
+    <string name="title_setup_identity_remark">Pošalji e-poštu</string>
+    <string name="title_setup_account_identity_hint">Možete podesiti naziv, boju i prevlačenje prstima u postavkama računa, a podešavanje potpisa u postavkama identiteta</string>
     <string name="title_setup_accounts">Nalozi</string>
     <string name="title_setup_identities">Identiteti</string>
     <string name="title_setup_other">Drugi provajder</string>
     <string name="title_setup_pop3">POP3 račun</string>
-    <string name="title_setup_gmail_rationale">Molimo da potrvdite dopuštenja za izbor naloga i čitanje vašeg imena</string>
+    <string name="title_setup_gmail_rationale">Molimo da potvrdite dopuštenja za izbor računa i čitanje vašeg imena</string>
     <string name="title_setup_gmail_permissions">Google će pitati za dopuštenja za čitanje, pisanje, slanje i trajno brisanje svih vaših poruka. FairEmail nikada neće brisati vaše poruke bez vaše saglasnosti.</string>
     <string name="title_setup_gmail_drafts">Ukoliko folder \'nacrti\' nije dostupan putem IMAP-a, onda se to može popraviti u postavkama Gmail oznaka (etiketa)</string>
-    <string name="title_setup_gmail_password">Želim autorizovati nalog s lozinkom</string>
+    <string name="title_setup_gmail_password">Želim autorizovati račun s lozinkom</string>
     <string name="title_setup_office_auth">Greška \'PROVJERA nije uspjela\' može biti uzrokovana postavkama IMAP/SMTP-a koje je isključio sistemski administrator</string>
-    <string name="title_setup_oauth_rationale">Autorizuj pristup vašem%1$s nalogu</string>
-    <string name="title_setup_oauth_update">Autorizuj postojeći nalog opet</string>
-    <string name="title_setup_oauth_updated">Autorizacija naloga je ažurirana</string>
+    <string name="title_setup_oauth_rationale">Autorizuj pristup vašem%1$s računu</string>
+    <string name="title_setup_oauth_update">Autorizuj postojeći račun opet</string>
+    <string name="title_setup_oauth_updated">Autorizacija računa je ažurirana</string>
     <string name="title_setup_oauth_authorize">Autorizuj</string>
-    <string name="title_setup_select_account">Izaberite nalog</string>
+    <string name="title_setup_select_account">Izaberite račun</string>
     <string name="title_setup_instructions">Uputstva za postavljanje</string>
     <string name="title_setup_no_settings">Nema postavki za domenu \'%1$s\'</string>
-    <string name="title_setup_no_settings_hint">Pokušajte ručno postaviti nalog koristeći postavke od vašeg provajdera e-pošte</string>
-    <string name="title_setup_no_auth_hint">Molimo da provjerite još jednom svoju email adresu i lozinku i osigurate vanjski pristup (IMAP/SMTP) za vaš nalog</string>
-    <string name="title_setup_app_password_hint">Ovaj provajder zahtijeva lozinku aplikacije umjesto naloga, molimo da provjerite uputstva vašeg provajdera</string>
+    <string name="title_setup_no_settings_hint">Pokušajte ručno postaviti račun koristeći postavke od vašeg provajdera e-pošte</string>
+    <string name="title_setup_no_auth_hint">Molimo da provjerite još jednom svoju e-mail adresu i lozinku i osigurate vanjski pristup (IMAP/SMTP) za vaš račun</string>
+    <string name="title_setup_app_password_hint">Ovaj provajder zahtijeva lozinku aplikacije umjesto računa, molimo da provjerite uputstva vašeg provajdera</string>
     <string name="title_setup_no_inbox">Inbox nije pronađen</string>
-    <string name="title_setup_advanced_protection">Ako ste učesnik napredne zaštite programa, onda nije moguće koristiti email aplikaciju trećih strana. Ovo ograničenje je uveo Google.</string>
-    <string name="title_setup_quick_success">Nalog je uspješno dodan</string>
+    <string name="title_setup_advanced_protection">Ako ste učesnik napredne zaštite programa, onda nije moguće koristiti e-mail aplikaciju trećih strana. Ovo ograničenje je uveo Google.</string>
+    <string name="title_setup_quick_success">Račun je uspješno dodan</string>
     <string name="title_setup_quick_no_sent">Nije izabran folder za poslane poruke. Te poruke se možda neće sačuvati.</string>
     <string name="title_setup_quick_configure">Za uređivanje naziva, boja, prevlačenja prstima, itd.</string>
     <string name="title_setup_manage">Uređivanje</string>
@@ -150,7 +150,7 @@
     <string name="title_setup_done">Gotovo</string>
     <string name="title_setup_still">Još treba uraditi</string>
     <string name="title_setup_error">Greška</string>
-    <string name="title_setup_configuring">Podešavanje naloga &#8230;</string>
+    <string name="title_setup_configuring">Podešavanje računa &#8230;</string>
     <string name="title_setup_close">Zatvori postavke</string>
     <string name="title_setup_export">Izvezi postavke</string>
     <string name="title_setup_import">Uvezi postavke</string>
@@ -160,7 +160,7 @@
     <string name="title_setup_password_missing">Nedostaje lozinka</string>
     <string name="title_setup_password_different">Lozinke se ne podudaraju</string>
     <string name="title_setup_password_invalid">Nevažeća lozinka</string>
-    <string name="title_setup_import_accounts">Uvoz naloga i identiteta</string>
+    <string name="title_setup_import_accounts">Uvoz računa i identiteta</string>
     <string name="title_setup_import_rules">Uvoz pravila filtriranja</string>
     <string name="title_setup_import_contacts">Uvezi lokalne kontakte</string>
     <string name="title_setup_import_answers">Uvezi prijedloške za odgovore</string>
@@ -168,7 +168,7 @@
     <string name="title_setup_exported">Postavke izvezene</string>
     <string name="title_setup_imported">Postavke uvezene</string>
     <string name="title_setup_import_invalid">Nevažeća datoteka postavki</string>
-    <string name="title_setup_reorder_accounts">Redoslijed naloga</string>
+    <string name="title_setup_reorder_accounts">Redoslijed računa</string>
     <string name="title_setup_reorder_folders">Redoslijed foldera</string>
     <string name="title_reset_order">Resetuj redoslijed</string>
     <string name="title_setup_authentication">Provjera</string>
@@ -198,7 +198,7 @@
     <string name="title_advanced_hint_message">        Prebacujete se na više naprednih opcija.
         Sve opcije imaju postavljene uobičajene standardne vrijednosti, koje ne trebate mijenjati osim ako ne preferirate drugačije.
     </string>
-    <string name="title_advanced_hint_setup">Možete podesiti nalog dodirom na dugme \'čarobnjak\' na početnom ekranu postavki.</string>
+    <string name="title_advanced_hint_setup">Možete podesiti račun dodirom na dugme \'čarobnjak\' na početnom ekranu postavki.</string>
     <string name="title_advanced_section_main">Početni ekran</string>
     <string name="title_advanced_section_synchronize">Prijem</string>
     <string name="title_advanced_section_send">Slanje</string>
@@ -210,10 +210,10 @@
     <string name="title_advanced_section_notifications">Obavijesti</string>
     <string name="title_advanced_section_misc">Razno</string>
     <string name="title_advanced_default">Sve opcije imaju uobičajene standardne vrijednosti, koje ne morate mijenjati da bi koristili aplikaciju</string>
-    <string name="title_advanced_receive">Primaj poruke sa svih naloga</string>
+    <string name="title_advanced_receive">Primaj poruke sa svih računa</string>
     <string name="title_advanced_when">Kada</string>
     <string name="title_advanced_optimize">Automatski optimizuj</string>
-    <string name="title_advanced_always">Uvijek primaj poruke s ovih naloga</string>
+    <string name="title_advanced_always">Uvijek primaj poruke s ovih računa</string>
     <string name="title_advanced_schedule">Raspored</string>
     <string name="title_advanced_advanced">Napredno</string>
     <string name="title_advanced_quick_sync">Brza sinhronizacija</string>
@@ -227,12 +227,12 @@
     <string name="title_advanced_subscriptions">Upravljaj folderskim pretplatama</string>
     <string name="title_advanced_check_authentication">Provjeri vjerodostojnost poruke</string>
     <string name="title_advanced_check_reply_domain">Provjeri adresu za odgovore tokom sinhronizacije poruka</string>
-    <string name="title_advanced_check_mx">Provjeri email adrese pošiljaoca tokom sinhronizacije poruka</string>
+    <string name="title_advanced_check_mx">Provjeri e-mail adrese pošiljaoca tokom sinhronizacije poruka</string>
     <string name="title_advanced_check_blocklist">Provjeri da li je naziv domene pošiljaoca na spisku za blokiranje spama</string>
     <string name="title_advanced_use_blocklist">Premjesti poruke od blokiranih domena u spam folder</string>
     <string name="title_advanced_keyboard">Prikaži tastaturu po zadanom</string>
     <string name="title_advanced_keyboard_no_fullscreen">Spriječi tastaturu preko cijelog ekrana</string>
-    <string name="title_advanced_suggest_names">Prikaži imena i email adrese</string>
+    <string name="title_advanced_suggest_names">Prikaži imena i e-mail adrese</string>
     <string name="title_advanced_suggest_local">Predloži lokalne kontakte</string>
     <string name="title_advanced_suggest_sent">Predloži adrese pronađene u poslanim porukama</string>
     <string name="title_advanced_suggest_received">Predloži adrese pronađene u primljenim porukama</string>
@@ -264,7 +264,7 @@
     <string name="title_advanced_usenet_signature">Prati Usenet-ovu konvenciju za potpise</string>
     <string name="title_advanced_remove_signatures">Ukloni prepoznate potpise</string>
     <string name="title_advanced_receipt">Kada se zahtijeva potvrda</string>
-    <string name="title_advanced_lookup_mx">Provjeri email adresu primaoca prije slanja</string>
+    <string name="title_advanced_lookup_mx">Provjeri e-mail adresu primaoca prije slanja</string>
     <string name="title_advanced_metered">Koristi konekcije \'s ograničenim paketom\'</string>
     <string name="title_advanced_download">Automatski preuzimaj poruke i priloge na mrežama \'s ograničenim paketom\' do</string>
     <string name="title_advanced_roaming">Preuzimaj poruke i priloge u roamingu</string>
@@ -316,7 +316,7 @@
     <string name="title_advanced_color_saturation">Zasićenost: %1$s %%</string>
     <string name="title_advanced_color_value">Svjetlina: %1$s %%</string>
     <string name="title_advanced_color_threshold">Boja graničnih slova: %1$s %%</string>
-    <string name="title_advanced_name_email">Prikaži imena i email adrese</string>
+    <string name="title_advanced_name_email">Prikaži imena i e-mail adrese</string>
     <string name="title_advanced_replace_name">Preferiraj ime kontakta prije imena za slanje</string>
     <string name="title_advanced_only_name">Prikaži samo imena kontakata</string>
     <string name="title_advanced_distinguish_contacts">Podvuci pošiljaoca kada je on/a poznat/a kao lokalni \'za\' kontakt</string>
@@ -407,7 +407,7 @@
     <string name="title_advanced_confirm_html">Po zadanom prikaži preformatirane poruke</string>
     <string name="title_advanced_tracking">Pokušaj prepoznati i isključiti slike koje mogu pratiti</string>
     <string name="title_advanced_hide_timezone">Pošalji poruke bez informacija o vremenskoj zoni</string>
-    <string name="title_advanced_client_id">Pošalji naziv i verziju aplikacije email serveru</string>
+    <string name="title_advanced_client_id">Pošalji naziv i verziju aplikacije e-mail serveru</string>
     <string name="title_advanced_display_hidden">Prikaži skrivene tekstove poruka</string>
     <string name="title_advanced_incognito_keyboard">Koristi inkognito tastaturu (Android 8+)</string>
     <string name="title_advanced_secure">Sakrij na ekranu nedavnih aplikacija i spriječi snimke ekrana</string>
@@ -459,7 +459,7 @@
     <string name="title_advanced_query_threads">Ograniči paralelni pristuo bazama podataka</string>
     <string name="title_advanced_manual_hint">Ako je prijem poruka isključen, još uvijek je moguće ručno primati poruke putem povlačenja na spisku poruka</string>
     <string name="title_advanced_poll_hint">Povremena provjera novih poruka uporedit će lokalne i udaljene poruke svaki put, što je zahtjevna operacija koja može uticati na potrošnju baterije, posebno ukoliko ima mnogo poruka. Stalni prijem će spriječiti ovo tako što će se stalno pratiti promjene.</string>
-    <string name="title_advanced_optimize_hint">Ovo može promijeniti učestalost sinhronizacija kako bi se smanjila potrošnja baterije, u zavisnosti od mogućnosti i ponašanja email servera</string>
+    <string name="title_advanced_optimize_hint">Ovo može promijeniti učestalost sinhronizacija kako bi se smanjila potrošnja baterije, u zavisnosti od mogućnosti i ponašanja e-mail servera</string>
     <string name="title_advanced_schedule_hint">Dodirnite za postavljanje vremena</string>
     <string name="title_advanced_navbar_colorize_hint">Ova funkcija radi u zavisnosti od verzije i varijante Androida</string>
     <string name="title_advanced_split_hint">Ovo će podijeliti ekran u dijelove</string>
@@ -478,10 +478,10 @@
     <string name="title_advanced_swipe_sensitivity">Osjetljivost prevlačenja lijevo/desno</string>
     <string name="title_identity_name">Vaše ime</string>
     <string name="title_identity_email">Vaša adresa e-pošte</string>
-    <string name="title_identity_color_hint">Boje identiteta su preče od boja foldera i naloga</string>
+    <string name="title_identity_color_hint">Boje identiteta su preče od boja foldera i računa</string>
     <string name="title_advanced_sender">Dopusti uređivanje adrese pošiljaoca</string>
     <string name="title_advanced_sender_name">Koristi ime kada je adresa pošiljaoca uređena</string>
-    <string name="title_advanced_sender_regex">Regularni izrazi za poklapanje korisničkog imena dolaznih email adresa</string>
+    <string name="title_advanced_sender_regex">Regularni izrazi za podudaranje korisničkog imena dolaznih e-mail adresa</string>
     <string name="title_identity_reply_to">Odgovori na adresu</string>
     <string name="title_identity_internal">Interni nazivi domena (razdvojeni zarezima)</string>
     <string name="title_identity_unicode">Koristi Unicode način transporta</string>
@@ -509,6 +509,7 @@
     <string name="title_domain">Naziv domene</string>
     <string name="title_autoconfig">Dohvati postavke</string>
     <string name="title_encryption">Šifriranje</string>
+    <string name="title_encryption_none">Nijedno</string>
     <string name="title_allow_insecure">Dozvoli nesigurne konekcije</string>
     <string name="title_insecure_remark">Nesigurne konekcije trebaju biti dozvoljene samo na pouzdanim mrežama i nikada na javnim mrežama</string>
     <string name="title_port">Broj porta</string>
@@ -520,6 +521,7 @@
     <string name="title_realm">Oblast</string>
     <string name="title_use_ip">Koristi lokalne IP adrese umjesto naziva hosta</string>
     <string name="title_ehlo">Prilagođena HELO/EHLO identifikacija</string>
+    <string name="title_check">Provjeri</string>
     <string name="title_no_password">Nedostaje lozinka</string>
     <string name="title_no_inbox">Inbox nije pronađen</string>
     <string name="title_no_idle">Ovaj provajder (poslužitelj) ne podržava trenutna obavještenja. To će odložiti prijem novih poruka i povećati potrošnju baterije.</string>
@@ -575,7 +577,8 @@
     <string name="title_navigation_folder">Prikaži u navigacijskom meniju</string>
     <string name="title_synchronize_folder">Sinhronizuj (primaj poruke)</string>
     <string name="title_poll_folder">Provjeri povremeno umjesto stalnog sinhroniziranja</string>
-    <string name="title_poll_folder_remark">Većina email servera dozvoljava trenutna obavještenja samo za određene foldere!</string>
+    <string name="title_poll_folder_remark">Većina e-mail servera dozvoljava trenutna obavještenja samo za određene foldere!</string>
+    <string name="title_folder_unified">Objedinjeni inbox</string>
     <string name="title_folder_all">Arhiv</string>
     <string name="title_folder_trash">Otpad</string>
     <string name="title_folder_junk">Spam</string>
@@ -767,7 +770,7 @@
     <string name="title_send_plain_text">Samo običan tekst</string>
     <string name="title_send_dsn">Izvještaj o statusu</string>
     <string name="title_send_receipt">Zahtjevaj potvrdu</string>
-    <string name="title_send_receipt_remark">Većina provajdera i email klijenata ignorišu zahtjeve za potvrdama</string>
+    <string name="title_send_receipt_remark">Većina provajdera i e-mail klijenata ignorišu zahtjeve za potvrdama</string>
     <string name="title_from_missing">Nedostaje pošiljalac</string>
     <string name="title_pgp_reminder">Dostupni PGP ključevi</string>
     <string name="title_smime_reminder">Dostupni S/MIME ključevi</string>
@@ -785,7 +788,7 @@
     <string name="title_signature_certificate_invalid">Nevažeći lanac certifikata</string>
     <string name="title_signature_sender">Adresa pošiljaoca</string>
     <string name="title_signature_email">Potpisna adresa</string>
-    <string name="title_signature_mismatch">Email adresa pošiljaoca i potpisa se ne podudaraju</string>
+    <string name="title_signature_mismatch">E-mail adresa pošiljaoca i potpisa se ne podudaraju</string>
     <string name="title_signature_subject">Predmet</string>
     <string name="title_signature_validity">Valjanost</string>
     <string name="title_signature_outdated">Ovaj javni ključ trenutno nije važeći</string>
@@ -793,12 +796,17 @@
     <string name="title_search">Pretraga</string>
     <string name="title_search_for_hint">Unesite tekst</string>
     <string name="title_search_more">Više opcija</string>
+    <string name="title_search_with_unseen">Nepročitano</string>
+    <string name="title_search_flag_unseen">nepročitano</string>
+    <string name="title_sort_on_unread">Nepročitano</string>
     <string name="title_sort_on_priority">Prioritet</string>
+    <string name="title_sort_on_sender">Pošiljalac</string>
     <string name="title_sort_on_subject">Predmet</string>
     <string name="title_sort_on_size">Veličina</string>
     <string name="title_filter_seen">Pročitano</string>
     <string name="title_edit_signature">Uredi potpis</string>
     <string name="title_edit_signature_text">Tekst potpisa</string>
+    <string name="title_answer_standard">Zadani</string>
     <string name="title_rule_seen">Oznaci kao pročitano</string>
     <string name="title_rule_unseen">Označi kao nepročitano</string>
     <string name="title_rule_hide">Sakrij</string>
@@ -833,9 +841,16 @@
     <string name="title_legend_junk">Spam</string>
     <string name="title_legend_thread">Konverzacija</string>
     <string name="title_legend_cc">Prikaži CC/BCC</string>
+    <string name="title_legend_link">Ubaci link</string>
     <string name="title_legend_file">Priloži datoteku</string>
     <string name="title_legend_photo">Uslikaj</string>
     <string name="title_legend_audio">Snimi zvuk</string>
+    <string name="title_legend_metered">Konekcija je \'s ograničenim paketom\'</string>
+    <string name="title_legend_unmetered">Konekcija je neograničena</string>
+    <string name="title_legend_roaming">Roaming</string>
+    <string name="title_legend_connection_state">Status konekcije</string>
+    <string name="title_legend_sync_state">Status sinhronizacije</string>
+    <string name="title_legend_download_state">Status preuzimanja</string>
     <string name="title_legend_save">Sačuvaj</string>
     <string name="title_legend_delete">Izbriši</string>
     <string name="title_legend_a">Arhiv</string>
@@ -843,24 +858,78 @@
     <string name="title_legend_r">Odgovori</string>
     <string name="title_hint_message_actions">Prevuci lijevo za otpad; Prevuci desno za arhiviranje (ukoliko postoji); Radnje prevlačenja mogu se podesiti u postavkama računa</string>
     <string name="title_hint_message_selection">Dugim dodirom na poruku pokreće se višestruko označavanje poruka; Držite i prevlačite gore ili dolje za označavanje više poruka</string>
+    <string name="title_updated">Dostupno ažuriranje na verziju %1$s</string>
+    <string name="title_issue">Imate li pitanje ili problem?</string>
+    <string name="title_yes">Da</string>
+    <string name="title_no">Ne</string>
     <string name="title_enable">Uključi</string>
     <string name="title_disable">Isključi</string>
     <string name="title_snooze_now">Odgodi</string>
+    <string name="title_power_menu_off">Isključeno</string>
+    <string name="title_widget_semi_transparent">Poluprovidna pozadina</string>
+    <string name="title_widget_refresh">Prikaži dugme za osvježavanje poruka</string>
+    <string name="title_widget_compose">Prikaži dugme za pisanje nove poruke</string>
+    <string name="title_widget_background">Boja pozadine</string>
+    <string name="title_accessibility_collapsed">Suženo</string>
+    <string name="title_accessibility_expanded">Prošireno</string>
     <string name="title_accessibility_seen">Pročitano</string>
+    <string name="title_accessibility_unseen">Nepročitano</string>
     <!-- Thunderbird -->
     <string name="title_keyword_label4">Za uraditi</string>
+    <string name="title_accessibility_show_addresses">Prikaži adrese</string>
+    <string name="title_accessibility_hide_addresses">Sakrij adrese</string>
     <string name="title_accessibility_attachment">Prilog</string>
+    <string name="title_accessibility_from">Pošiljalac</string>
+    <string name="title_accessibility_to">Primalac</string>
+    <string-array name="pollIntervalNames">
+        <item>Uvijek</item>
+        <item>Svakih 15 minuta</item>
+        <item>Svakih 30 minuta</item>
+        <item>Svakog sata</item>
+        <item>Svaka 2 sata</item>
+        <item>Svaka 4 sata</item>
+        <item>Svakih 8 sati</item>
+        <item>Svakog dana</item>
+    </string-array>
+    <string-array name="sendDelayedNames">
+        <item>Bez odlaganja</item>
+        <item>15 sekundi</item>
+        <item>30 sekundi</item>
+        <item>1 minuta</item>
+        <item>2 minute</item>
+        <item>5 minuta</item>
+        <item>10 minuta</item>
+    </string-array>
     <string-array name="startupNames">
-        <item>Unified inbox</item>
-        <item>Unified folders</item>
+        <item>Objedinjeni inbox</item>
+        <item>Objedinjeni folderi</item>
         <item>Primary account folders</item>
         <item>Nalozi</item>
     </string-array>
+    <string-array name="downloadNames">
+        <item>16 KB</item>
+        <item>32 KB</item>
+        <item>64 KB</item>
+        <item>128 KB</item>
+        <item>256 KB</item>
+        <item>512 KB</item>
+        <item>1 MB</item>
+        <item>2 MB</item>
+        <item>4 MB</item>
+        <item>8 MB</item>
+        <item>16 MB</item>
+        <item>∞</item>
+    </string-array>
+    <string-array name="onCloseNames">
+        <item>Ne radi ništa</item>
+        <item>Idi na prethodnu konverzaciju</item>
+        <item>Idi na sljedeću konverzaciju</item>
+    </string-array>
     <string-array name="resizeNames">
         <item>Mali</item>
         <item>Srednji</item>
         <item>Veliki</item>
-        <item>Extra large</item>
+        <item>Vrlo veliko</item>
     </string-array>
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
@@ -869,16 +938,79 @@
         <item>Cc</item>
         <item>Bcc</item>
     </string-array>
+    <string-array name="biometricsTimeoutNames">
+        <item>Jedna minuta</item>
+        <item>2 minute</item>
+        <item>5 minuta</item>
+        <item>10 minuta</item>
+        <item>20 minuta</item>
+    </string-array>
+    <string-array name="ellipsizeNames">
+        <item>Na početku</item>
+        <item>U sredini</item>
+        <item>Na kraju</item>
+        <item>Prikaži potpuno ime</item>
+    </string-array>
     <string-array name="priorityNames">
         <item>Niska</item>
         <item>Normalna</item>
         <item>Visoka</item>
     </string-array>
     <string-array name="fontSizeNames">
-        <item>Default</item>
+        <item>Zadani</item>
         <item>Mali</item>
         <item>Srednji</item>
         <item>Veliki</item>
     </string-array>
+    <string name="title_size_tiny">Mali</string>
+    <string-array name="receiptNames">
+        <item>Samo potvrda o čitanju</item>
+        <item>Samo potvrda o dospjeću</item>
+        <item>Potvrda o čitanju i dospjeću</item>
+    </string-array>
+    <string-array name="signatureNames">
+        <item>Iznad teksta</item>
+        <item>Ispod teksta</item>
+        <item>Na dnu</item>
+    </string-array>
+    <string-array name="encryptNames">
+        <item>Nijedno</item>
+        <item>Samo PGP potpisani</item>
+        <item>PGP potpisani i šifrirani</item>
+        <item>Samo S/MIME potpisani</item>
+        <item>S/MIME potpisani i šifrirani</item>
+    </string-array>
+    <string-array name="sizeNames">
+        <item>0 B</item>
+        <item>256 KB</item>
+        <item>512 KB</item>
+        <item>1 MB</item>
+        <item>2 MB</item>
+        <item>5 MB</item>
+        <item>10 MB</item>
+        <item>20 MB</item>
+        <item>50 MB</item>
+    </string-array>
+    <string-array name="undoNames">
+        <item>Isključeno</item>
+        <item>2,5 s</item>
+        <item>5 s</item>
+        <item>7,5 s</item>
+        <item>10 s</item>
+    </string-array>
+    <string-array name="fontNameNames">
+        <item>Kurziv</item>
+        <item>Serif</item>
+        <item>Sans Serif</item>
+        <item>Monospace</item>
+        <item>Fantazija</item>
+        <item>OpenDyslexic</item>
+    </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <string-array name="addressFormatNames">
+        <item>Samo ime</item>
+        <item>Samo e-mail</item>
+        <item>Ime i e-mail</item>
+    </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ca-rES/strings.xml b/app/src/main/res/values-ca-rES/strings.xml
index f2e0c84785..fc471cae9c 100644
--- a/app/src/main/res/values-ca-rES/strings.xml
+++ b/app/src/main/res/values-ca-rES/strings.xml
@@ -1271,4 +1271,5 @@ La creació i l\'ús de regles és una característica professional.    </string
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-cs-rCZ/strings.xml b/app/src/main/res/values-cs-rCZ/strings.xml
index 6ebe6ae983..efb2832586 100644
--- a/app/src/main/res/values-cs-rCZ/strings.xml
+++ b/app/src/main/res/values-cs-rCZ/strings.xml
@@ -140,12 +140,14 @@
     <string name="title_setup_quick">Rychlé nastavení</string>
     <string name="title_setup_intro">Nastavení účtu jsou jen tři kroky a poté již můžete posílat a přijímat e-maily</string>
     <string name="title_setup_simple">Není třeba měnit žádné další volby</string>
+    <string name="title_setup_issue">FairEmail byl vyvinut tak, aby Vám pomohl chránit vaše soukromí a zabral doslova tisíce hodin práce. Pokud máte nějaké problémy, prosím kontaktujte s Vašimi dotazy nejprve mě, než se rozhodnete pro špatné hodnocení. S radostí Vám pomůžu!</string>
     <string name="title_setup_quick_accounts">Přidat nebo upravit účty</string>
     <string name="title_setup_quick_support">Někteří poskytovatelé činí přidání účtu zbytečně obtížným. Nekřivděte prosím kvůli tomu FairEmailu, namísto toho požádejte o podporu.</string>
     <string name="title_setup_quick_hint">Rychlé nastavení načte konfigurační údaje z autoconfig.thunderbird.net</string>
     <string name="title_setup_quick_patience">Vyčkejte prosím &#8230;</string>
     <string name="title_setup_quick_imap">IMAP server pro příjem zpráv</string>
     <string name="title_setup_quick_smtp">SMTP server pro odesílání zpráv</string>
+    <string name="title_setup_quick_certificates">Certifikáty serveru</string>
     <string name="title_setup_wizard">Průvodce</string>
     <string name="title_setup_wizard_multiple">Průvodce lze použít vícekrát, pro nastavení libovolného počtu účtů</string>
     <string name="title_setup_wizard_new">Potřebuji novou e-mailovou adresu</string>
@@ -190,6 +192,7 @@
     <string name="title_setup_permissions">Udělit oprávnění</string>
     <string name="title_setup_permissions_remark">Pro přístup k údajům kontaktů (nepovinné)</string>
     <string name="title_setup_permissions_explanation">Oprávnění pro přístup ke kontaktům je vyžadováno pro zobrazování kontaktních informací a navrhování kontaktů</string>
+    <string name="title_setup_permission_import_contacts">Jak mohu importovat kontakty?</string>
     <string name="title_setup_doze">Zakázat optimalizace výdrže baterie</string>
     <string name="title_setup_doze_remark">Pro spolehlivé odesílání a příjem e-mailu</string>
     <string name="title_setup_doze_explanation">Optimalizace baterie by měly být pro aplikaci zakázány, aby bylo zajištěno spolehlivé odesílání a přijímání zpráv na pozadí</string>
@@ -216,13 +219,22 @@
     <string name="title_setup_export_remark">        Protože soubor s nastavením obsahuje všechna nastavení a informace účtů, je proto zašifrován heslem.
         Heslo je vyžadováno pro zpětný import nastavení, nezapomeňte jej tedy prosím!
     </string>
+    <string name="title_setup_export_do">Exportovaný soubor bude obsahovat všechna nastavení a data, ale žádné zprávy a obrázky, uvedené v podpisech</string>
     <string name="title_setup_import_do">Importované účty budou přidány bez přepsání stávajících účtů</string>
+    <string name="title_setup_import_gmail">        Od Androidu 8 - Oreo, již nelze importovat Gmail účty, protože každý účet musí být vybrán zvlášť, aby k němu byla udělena přístupová práva.
+        Gmail účty můžete snadno konfigurovat pomocí průvodce rychlým nastavením.
+    </string>
     <string name="title_setup_password">Heslo</string>
     <string name="title_setup_password_chars">Heslo obsahuje řídící znaky či mezery</string>
     <string name="title_setup_password_repeat">Zopakujte heslo</string>
     <string name="title_setup_password_missing">Chybí heslo</string>
     <string name="title_setup_password_different">Hesla se neshodují</string>
     <string name="title_setup_password_invalid">Nesprávné heslo</string>
+    <string name="title_setup_import_accounts">Import účtů a identit</string>
+    <string name="title_setup_import_rules">Import pravidel filtrů</string>
+    <string name="title_setup_import_contacts">Import místních kontaktů</string>
+    <string name="title_setup_import_answers">Import šablon pro odpovědi</string>
+    <string name="title_setup_import_settings">Možnosti importu</string>
     <string name="title_setup_exported">Nastavení exportována</string>
     <string name="title_setup_imported">Nastavení importována</string>
     <string name="title_setup_import_invalid">Neplatný soubor s nastavením</string>
@@ -256,6 +268,7 @@
     <string name="title_advanced_hint_message">        Vcházíte do rozšířených možností.
         Všechny volby jsou nastaveny dle běžných konvencí, tudíž je není potřeba měnit, nemáte-li odlišnou preferenci.
     </string>
+    <string name="title_advanced_hint_setup">Účet můžete nakonfigurovat klepnutím na tlačítko průvodce na hlavní obrazovce nastavení.</string>
     <string name="title_advanced_section_main">Hlavní</string>
     <string name="title_advanced_section_synchronize">Příjem</string>
     <string name="title_advanced_section_send">Odesílání</string>
@@ -273,6 +286,7 @@
     <string name="title_advanced_always">Neustále přijímat zprávy pro tyto účty</string>
     <string name="title_advanced_schedule">Plán</string>
     <string name="title_advanced_advanced">Pokročilé</string>
+    <string name="title_advanced_quick_sync">Rychlá synchronizace</string>
     <string name="title_advanced_no_date">Zprávy bez data</string>
     <string name="title_advanced_unseen">Všechny nepřečtené zprávy</string>
     <string name="title_advanced_flagged">Všechny zprávy s hvězdičkou</string>
@@ -285,6 +299,7 @@
     <string name="title_advanced_check_authentication">Zkontrolovat ověření zprávy</string>
     <string name="title_advanced_check_reply_domain">Kontrolovat adresu pro odpověď při synchronizaci zpráv</string>
     <string name="title_advanced_check_mx">Kontrolovat e-mailové adresy odesílatelů při synchronizaci zpráv</string>
+    <string name="title_advanced_check_blocklist">Zkontrolujte, zda je doména odesílatele v seznamu blokovaných adres</string>
     <string name="title_advanced_use_blocklist">Přesunout zprávy z domén na seznamu blokovaných do složky nevyžádané pošty</string>
     <string name="title_advanced_tune_keep_alive">Automaticky vyladit interval udržení naživu</string>
     <string name="title_advanced_keyboard">Automaticky zobrazit klávesnici</string>
@@ -294,18 +309,23 @@
     <string name="title_advanced_suggest_sent">Navrhovat adresy nalezené v odeslaných zprávách</string>
     <string name="title_advanced_suggest_received">Navrhovat adresy nalezené v přijatých zprávách</string>
     <string name="title_advanced_suggest_frequently">Řadit navrhované adresy dle četnosti použití</string>
+    <string name="title_advanced_alt_re_fwd">Alternativní adresa pro odpovědi/přeposílání</string>
     <string name="title_advanced_send_reminders">Zobrazit připomínky</string>
     <string name="title_advanced_send_delayed">Pozdržet odesílání zpráv</string>
+    <string name="title_advanced_attach_new">Přidat sdílené soubory do nového konceptu</string>
+    <string name="title_advanced_reply_all">Pro odpověď všem stiskněte tlačítko odpovědi dlouze</string>
     <string name="title_advanced_send_pending">Zobrazit neobtěžující ikonu zpožděného odeslání</string>
     <string name="title_advanced_compose_font">Výchozí písmo</string>
     <string name="title_advanced_prefix_once">Při odpovídání nebo přeposílání přidat do předmětu pouze jednu předponu</string>
     <string name="title_advanced_separate_reply">Vložit vodorovnou čáru před hlavičku odpovědi/přeposlání</string>
     <string name="title_advanced_extended_reply">Použít rozšířenou hlavičku odpovědi/přeposlání</string>
+    <string name="title_advanced_write_above">Psát nad textem odesílatele</string>
     <string name="title_advanced_write_below">Psát pod textem odesílatele</string>
     <string name="title_advanced_quote_reply">Citovat text odpovědi</string>
     <string name="title_advanced_limit_reply">Omezit počet vnořených citací</string>
     <string name="title_advanced_resize_reply">Upravit velikost obrázků v textu odpovědi</string>
     <string name="title_advanced_signature_location">Umístění podpisu</string>
+    <string name="title_advanced_signature_new">Použít podpis pro nové zprávy</string>
     <string name="title_advanced_signature_reply">Použít podpis při odpovědi</string>
     <string name="title_advanced_signature_forward">Použít podpis při přeposlání</string>
     <string name="title_advanced_discard_delete">Při zahození konceptu jej natrvalo smazat</string>
@@ -335,6 +355,10 @@
     <string name="title_advanced_caption_message">Zpráva</string>
     <string name="title_advanced_caption_message_header">Hlavička zprávy</string>
     <string name="title_advanced_caption_message_body">Tělo zprávy</string>
+    <string name="title_advanced_portrait">Režim na výšku</string>
+    <string name="title_advanced_landscape">Režim na šířku</string>
+    <string name="title_advanced_two_row">Použít dva řádky</string>
+    <string name="title_advanced_two_col">Použít dva sloupce</string>
     <string name="title_advanced_startup">Na úvodní obrazovce zobrazit</string>
     <string name="title_advanced_cards">Použít styl karet namísto tabulkového zobrazení</string>
     <string name="title_advanced_cards_beige">Použít béžové pozadí při zobrazení stylem karet (pouze světlé motivy)</string>
@@ -489,6 +513,11 @@
     <string name="title_advanced_autocrypt">Použít Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Vzájemný režim Autocrypt</string>
     <string name="title_advanced_encrypt_subject">Šifrovat předmět</string>
+    <string name="title_advanced_sign_algo">Algoritmus podpisu</string>
+    <string name="title_advanced_encrypt_algo">Šifrovací algoritmus</string>
+    <string name="title_advanced_remark_algo">        Mějte prosím na paměti, že ne každý e-mailový klient podporuje všechny algoritmy.
+        Běžně jsou podporovány výchozí algoritmy SHA256 a AES128.
+    </string>
     <string name="title_advanced_check_certificate">Zkontrolovat veřejný klíč při odesílání</string>
     <string name="title_advanced_manage_certificates">Spravovat veřejné klíče</string>
     <string name="title_advanced_import_key">Importovat privátní klíč</string>
@@ -1077,6 +1106,7 @@
     <string name="title_signature_sender">Adresa odesílatele</string>
     <string name="title_signature_email">Adresa podpisu</string>
     <string name="title_signature_mismatch">E-mailová adresa odesílatele a podpis se neshodují</string>
+    <string name="title_signature_algorithm">Algoritmus</string>
     <string name="title_signature_subject">Subjekt</string>
     <string name="title_signature_validity">Platnost</string>
     <string name="title_signature_outdated">Tento veřejný klíč není v současné době platný</string>
@@ -1641,4 +1671,5 @@
         <item>Pouze e-mail</item>
         <item>Jméno a e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-da-rDK/strings.xml b/app/src/main/res/values-da-rDK/strings.xml
index a744f521ba..87cb23f001 100644
--- a/app/src/main/res/values-da-rDK/strings.xml
+++ b/app/src/main/res/values-da-rDK/strings.xml
@@ -499,6 +499,11 @@
     <string name="title_advanced_autocrypt">Benyt Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Autokrypt gensidig tilstand</string>
     <string name="title_advanced_encrypt_subject">Kryptér emne</string>
+    <string name="title_advanced_sign_algo">Signaturalgoritme</string>
+    <string name="title_advanced_encrypt_algo">Krypteringsalgoritme</string>
+    <string name="title_advanced_remark_algo">        Bemærk, at ikke alle e -mailklienter understøtter alle algoritmer.
+        Standardalgoritmerne SHA256 og AES128 understøttes almindeligvis.
+    </string>
     <string name="title_advanced_check_certificate">Tjek offentlig nøgle ved afsendelse</string>
     <string name="title_advanced_manage_certificates">Håndtér offentlige nøgler</string>
     <string name="title_advanced_import_key">Importér privat nøgle</string>
@@ -1096,6 +1101,7 @@
     <string name="title_signature_sender">Afsenderadresse</string>
     <string name="title_signature_email">Signaturadresse</string>
     <string name="title_signature_mismatch">Afsenders e-mailadresse og signatur matcher ikke</string>
+    <string name="title_signature_algorithm">Algoritme</string>
     <string name="title_signature_subject">Emne</string>
     <string name="title_signature_validity">Gyldighed</string>
     <string name="title_signature_outdated">Den offentlige nøgle er pt, ikke gyldig</string>
@@ -1669,4 +1675,5 @@
         <item>Kun e-mail</item>
         <item>Navn eller e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-de-rDE/strings.xml b/app/src/main/res/values-de-rDE/strings.xml
index a53592b6c5..e129bcfe3e 100644
--- a/app/src/main/res/values-de-rDE/strings.xml
+++ b/app/src/main/res/values-de-rDE/strings.xml
@@ -506,6 +506,9 @@
     <string name="title_advanced_autocrypt">Autocrypt verwenden</string>
     <string name="title_advanced_autocrypt_mutual">Gegenseitiger Autocrypt-Modus</string>
     <string name="title_advanced_encrypt_subject">Betreff verschlüsseln</string>
+    <string name="title_advanced_sign_algo">Signaturalgorithmus</string>
+    <string name="title_advanced_encrypt_algo">Verschlüsselungsalgorithmus</string>
+    <string name="title_advanced_remark_algo">Bitte beachten Sie, dass nicht alle E-Mail-Clients alle Algorithmen unterstützen. Die Standardalgorithmen SHA256 und AES128 werden üblicherweise unterstützt.    </string>
     <string name="title_advanced_check_certificate">Öffentlichen Schlüssel beim Senden überprüfen</string>
     <string name="title_advanced_manage_certificates">Öffentliche Schlüssel verwalten</string>
     <string name="title_advanced_import_key">Privaten Schlüssel importieren</string>
@@ -1106,6 +1109,7 @@
     <string name="title_signature_sender">E-Mail-Adresse des Absenders</string>
     <string name="title_signature_email">E-Mail-Adresse der Unterschrift</string>
     <string name="title_signature_mismatch">Die E-Mail-Adresse des Absenders und der Signatur stimmen nicht überein</string>
+    <string name="title_signature_algorithm">Algorithmus</string>
     <string name="title_signature_subject">Betreff</string>
     <string name="title_signature_validity">Gültigkeit</string>
     <string name="title_signature_outdated">Dieser öffentliche Schlüssel ist derzeit nicht gültig</string>
@@ -1681,4 +1685,5 @@ Zur Erinnerung daran zeigt FairEmail einen kleinen Hinweis an, dieser verschwind
         <item>Nur E-Mail-Adresse</item>
         <item>Name und E-Mail-Adresse</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-el-rGR/strings.xml b/app/src/main/res/values-el-rGR/strings.xml
index 06fbc00c73..fc0b009ad0 100644
--- a/app/src/main/res/values-el-rGR/strings.xml
+++ b/app/src/main/res/values-el-rGR/strings.xml
@@ -504,6 +504,11 @@
     <string name="title_advanced_autocrypt">Χρήση Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Αμοιβαία λειτουργία Autocrypt</string>
     <string name="title_advanced_encrypt_subject">Κρυπτογράφηση θέματος</string>
+    <string name="title_advanced_sign_algo">Αλγόριθμος υπογραφής</string>
+    <string name="title_advanced_encrypt_algo">Αλγόριθμος κρυπτογράφησης</string>
+    <string name="title_advanced_remark_algo">        Παρακαλούμε, λάβετε υπόψη ότι δεν υποστηρίζουν όλοι οι πελάτες ηλεκτρονικού ταχυδρομείου όλους τους αλγορίθμους.
+        Οι προεπιλεγμένοι αλγόριθμοι SHA256  και AES128 συνήθως υποστηρίζονται.
+    </string>
     <string name="title_advanced_check_certificate">Επαλήθευση δημόσιου κλειδιού κατά την αποστολή</string>
     <string name="title_advanced_manage_certificates">Διαχείριση δημόσιων κλειδιών</string>
     <string name="title_advanced_import_key">Εισαγωγή ιδιωτικού κλειδιού</string>
@@ -1103,6 +1108,7 @@
     <string name="title_signature_sender">Διεύθυνση αποστολέα</string>
     <string name="title_signature_email">Διεύθυνση της υπογραφής</string>
     <string name="title_signature_mismatch">Η διεύθυνση ηλ. ταχυδρομείου του αποστολέα δεν ταιριάζει με την υπογραφή</string>
+    <string name="title_signature_algorithm">Αλγόριθμος</string>
     <string name="title_signature_subject">Θέμα</string>
     <string name="title_signature_validity">Εγκυρότητα</string>
     <string name="title_signature_outdated">Το δημόσιο κλειδί δεν είναι έγκυρο αυτή τη στιγμή</string>
@@ -1677,4 +1683,5 @@
         <item>Μέιλ μόνο</item>
         <item>Όνομα και μέιλ</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-en-rGB/strings.xml b/app/src/main/res/values-en-rGB/strings.xml
index 2580a45684..359334b8c6 100644
--- a/app/src/main/res/values-en-rGB/strings.xml
+++ b/app/src/main/res/values-en-rGB/strings.xml
@@ -68,4 +68,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-es-rES/strings.xml b/app/src/main/res/values-es-rES/strings.xml
index d21b1b2287..e7755d8bc5 100644
--- a/app/src/main/res/values-es-rES/strings.xml
+++ b/app/src/main/res/values-es-rES/strings.xml
@@ -504,6 +504,11 @@
     <string name="title_advanced_autocrypt">Usar Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Modo mutuo Autocrypt</string>
     <string name="title_advanced_encrypt_subject">Cifrar asunto</string>
+    <string name="title_advanced_sign_algo">Algoritmo de firma</string>
+    <string name="title_advanced_encrypt_algo">Algoritmo de cifrado</string>
+    <string name="title_advanced_remark_algo">        Tenga en cuenta que no todos los clientes de correo electrónico soportan todos los algoritmos.
+        Los algoritmos por defecto SHA256 y AES128 son generalmente soportados.
+    </string>
     <string name="title_advanced_check_certificate">Comprobar clave pública al enviar</string>
     <string name="title_advanced_manage_certificates">Administrar claves públicas</string>
     <string name="title_advanced_import_key">Importar clave privada</string>
@@ -1105,6 +1110,7 @@
     <string name="title_signature_sender">Dirección del remitente</string>
     <string name="title_signature_email">Dirección de la firma</string>
     <string name="title_signature_mismatch">La dirección de correo electrónico del remitente y la firma no coinciden</string>
+    <string name="title_signature_algorithm">Algorítmo</string>
     <string name="title_signature_subject">Asunto</string>
     <string name="title_signature_validity">Validez</string>
     <string name="title_signature_outdated">Esta clave pública no es válida actualmente</string>
@@ -1679,4 +1685,5 @@
         <item>Sólo email</item>
         <item>Nombre y correo electrónico</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-eu-rES/strings.xml b/app/src/main/res/values-eu-rES/strings.xml
index 28bd70fd7c..fd10e817cf 100644
--- a/app/src/main/res/values-eu-rES/strings.xml
+++ b/app/src/main/res/values-eu-rES/strings.xml
@@ -1307,4 +1307,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-fa-rIR/strings.xml b/app/src/main/res/values-fa-rIR/strings.xml
index 46b6dd6bfd..d0980fa815 100644
--- a/app/src/main/res/values-fa-rIR/strings.xml
+++ b/app/src/main/res/values-fa-rIR/strings.xml
@@ -1170,4 +1170,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-fi-rFI/strings.xml b/app/src/main/res/values-fi-rFI/strings.xml
index 8ebf692943..e34bd747ed 100644
--- a/app/src/main/res/values-fi-rFI/strings.xml
+++ b/app/src/main/res/values-fi-rFI/strings.xml
@@ -1667,4 +1667,5 @@
         <item>Vain sähköposti</item>
         <item>Nimi ja sähköposti</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-fr-rCA/strings.xml b/app/src/main/res/values-fr-rCA/strings.xml
index b240ffe5eb..cea605f9f1 100644
--- a/app/src/main/res/values-fr-rCA/strings.xml
+++ b/app/src/main/res/values-fr-rCA/strings.xml
@@ -504,6 +504,11 @@
     <string name="title_advanced_autocrypt">Utiliser Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Mode Autocrypt mutuel</string>
     <string name="title_advanced_encrypt_subject">Chiffrer l\'objet</string>
+    <string name="title_advanced_sign_algo">Algorithme de signature</string>
+    <string name="title_advanced_encrypt_algo">Algorithme de chiffrement</string>
+    <string name="title_advanced_remark_algo">        Veuillez noter que tous les clients de messagerie ne prennent pas en charge tous les algorithmes.
+        Les algorithmes par défaut SHA256 et AES128 sont couramment pris en charge.
+    </string>
     <string name="title_advanced_check_certificate">Vérifier la clé publique lors de l\'envoi</string>
     <string name="title_advanced_manage_certificates">Gérer les clés publiques</string>
     <string name="title_advanced_import_key">Importer une clé privée</string>
@@ -1105,6 +1110,7 @@
     <string name="title_signature_sender">Adresse de l’expéditeur</string>
     <string name="title_signature_email">Adresse de la signature</string>
     <string name="title_signature_mismatch">Les adresses courriel de l\'expéditeur et de la signature ne correspondent pas</string>
+    <string name="title_signature_algorithm">Algorithme</string>
     <string name="title_signature_subject">Objet</string>
     <string name="title_signature_validity">Validité</string>
     <string name="title_signature_outdated">Cette clé publique n’est actuellement pas valide</string>
@@ -1679,4 +1685,5 @@
         <item>Courriel uniquement</item>
         <item>Nom et courriel</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-fr-rFR/strings.xml b/app/src/main/res/values-fr-rFR/strings.xml
index 0920c88910..7a70b1b6c6 100644
--- a/app/src/main/res/values-fr-rFR/strings.xml
+++ b/app/src/main/res/values-fr-rFR/strings.xml
@@ -504,6 +504,11 @@
     <string name="title_advanced_autocrypt">Utiliser Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Mode Autocrypt mutuel</string>
     <string name="title_advanced_encrypt_subject">Chiffrer l\'objet</string>
+    <string name="title_advanced_sign_algo">Algorithme de signature</string>
+    <string name="title_advanced_encrypt_algo">Algorithme de chiffrement</string>
+    <string name="title_advanced_remark_algo">        Veuillez noter que tous les clients de messagerie ne prennent pas en charge tous les algorithmes.
+        Les algorithmes par défaut SHA256 et AES128 sont couramment pris en charge.
+    </string>
     <string name="title_advanced_check_certificate">Vérifier la clé publique lors de l\'envoi</string>
     <string name="title_advanced_manage_certificates">Gérer les clés publiques</string>
     <string name="title_advanced_import_key">Importer une clé privée</string>
@@ -1105,6 +1110,7 @@
     <string name="title_signature_sender">Adresse de l\'expéditeur</string>
     <string name="title_signature_email">Adresse de la signature</string>
     <string name="title_signature_mismatch">Les adresses e-mail de l\'expéditeur et de la signature ne correspondent pas</string>
+    <string name="title_signature_algorithm">Algorithme</string>
     <string name="title_signature_subject">Objet</string>
     <string name="title_signature_validity">Validité</string>
     <string name="title_signature_outdated">Cette clé publique n\'est actuellement pas valide</string>
@@ -1679,4 +1685,5 @@
         <item>E-mail uniquement</item>
         <item>Nom et e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-fy-rNL/strings.xml b/app/src/main/res/values-fy-rNL/strings.xml
index 6eaf141282..06f8e66f6e 100644
--- a/app/src/main/res/values-fy-rNL/strings.xml
+++ b/app/src/main/res/values-fy-rNL/strings.xml
@@ -1556,4 +1556,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-gl-rES/strings.xml b/app/src/main/res/values-gl-rES/strings.xml
index f83f9d2e73..c3c931a304 100644
--- a/app/src/main/res/values-gl-rES/strings.xml
+++ b/app/src/main/res/values-gl-rES/strings.xml
@@ -1591,4 +1591,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-hi-rIN/strings.xml b/app/src/main/res/values-hi-rIN/strings.xml
index a4295fa74b..517fd54517 100644
--- a/app/src/main/res/values-hi-rIN/strings.xml
+++ b/app/src/main/res/values-hi-rIN/strings.xml
@@ -92,4 +92,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-hr-rHR/strings.xml b/app/src/main/res/values-hr-rHR/strings.xml
index d733fba121..8f12fd3b4b 100644
--- a/app/src/main/res/values-hr-rHR/strings.xml
+++ b/app/src/main/res/values-hr-rHR/strings.xml
@@ -1141,4 +1141,5 @@
         <item>10 s</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-hu-rHU/strings.xml b/app/src/main/res/values-hu-rHU/strings.xml
index 89e8ac0bd0..58c1e2f7ab 100644
--- a/app/src/main/res/values-hu-rHU/strings.xml
+++ b/app/src/main/res/values-hu-rHU/strings.xml
@@ -1495,4 +1495,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-in-rID/strings.xml b/app/src/main/res/values-in-rID/strings.xml
index cd7d743fe2..c2fa1cf93b 100644
--- a/app/src/main/res/values-in-rID/strings.xml
+++ b/app/src/main/res/values-in-rID/strings.xml
@@ -1424,4 +1424,5 @@
         <item>Hanya surel</item>
         <item>Nama dan surel</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-it-rIT/strings.xml b/app/src/main/res/values-it-rIT/strings.xml
index ab8a1863d3..354823f505 100644
--- a/app/src/main/res/values-it-rIT/strings.xml
+++ b/app/src/main/res/values-it-rIT/strings.xml
@@ -1678,4 +1678,5 @@
         <item>Solo email</item>
         <item>Nome ed email</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-iw-rIL/strings.xml b/app/src/main/res/values-iw-rIL/strings.xml
index 7583b1b974..227c0e2e6c 100644
--- a/app/src/main/res/values-iw-rIL/strings.xml
+++ b/app/src/main/res/values-iw-rIL/strings.xml
@@ -348,4 +348,5 @@
         <item>גבוהה</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ja-rJP/strings.xml b/app/src/main/res/values-ja-rJP/strings.xml
index 633e59bc71..b4a8b46e05 100644
--- a/app/src/main/res/values-ja-rJP/strings.xml
+++ b/app/src/main/res/values-ja-rJP/strings.xml
@@ -857,6 +857,7 @@
     <string name="title_download_all">すべてダウンロード</string>
     <string name="title_save_all">すべて保存</string>
     <string name="title_save_eml">素のメッセージファイルを保存する</string>
+    <string name="title_eml_remark">メッセージを転送するには、メールサーバーから生の（オリジナルの）メッセージをダウンロードする必要があります。これにはインターネットへの接続が必要で、メッセージはメールサーバーに保存されている必要があります。</string>
     <string name="title_eml_option">接続設定で常にオリジナルメッセージファイルをダウンロードすることで、これを防ぐことができます。</string>
     <string name="title_eml_downloaded">オリジナルメッセージをダウンロード: %1$s</string>
     <string name="title_buttons">ボタンを選択</string>
@@ -1665,4 +1666,5 @@
         <item>メールのみ</item>
         <item>名前とメール</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ka-rGE/strings.xml b/app/src/main/res/values-ka-rGE/strings.xml
index 47abf142fa..2d0b896e1b 100644
--- a/app/src/main/res/values-ka-rGE/strings.xml
+++ b/app/src/main/res/values-ka-rGE/strings.xml
@@ -4,4 +4,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-kk-rKZ/strings.xml b/app/src/main/res/values-kk-rKZ/strings.xml
index 47abf142fa..2d0b896e1b 100644
--- a/app/src/main/res/values-kk-rKZ/strings.xml
+++ b/app/src/main/res/values-kk-rKZ/strings.xml
@@ -4,4 +4,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ko-rKR/strings.xml b/app/src/main/res/values-ko-rKR/strings.xml
index 60537f41af..a60d5fe663 100644
--- a/app/src/main/res/values-ko-rKR/strings.xml
+++ b/app/src/main/res/values-ko-rKR/strings.xml
@@ -878,4 +878,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-lt-rLT/strings.xml b/app/src/main/res/values-lt-rLT/strings.xml
index f7025df08e..ede396f8b6 100644
--- a/app/src/main/res/values-lt-rLT/strings.xml
+++ b/app/src/main/res/values-lt-rLT/strings.xml
@@ -31,4 +31,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-nl-rNL/strings.xml b/app/src/main/res/values-nl-rNL/strings.xml
index 5de6f7630f..a7b454f9e7 100644
--- a/app/src/main/res/values-nl-rNL/strings.xml
+++ b/app/src/main/res/values-nl-rNL/strings.xml
@@ -505,6 +505,11 @@ Voeg gedeelde bestanden toe aan een nieuw concept</string>
     <string name="title_advanced_autocrypt">Gebruik Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Autocrypt wederzijdse modus</string>
     <string name="title_advanced_encrypt_subject">Versleuteld onderwerp</string>
+    <string name="title_advanced_sign_algo">Handtekening algoritme</string>
+    <string name="title_advanced_encrypt_algo">Encryptie algoritme</string>
+    <string name="title_advanced_remark_algo">        Houd er rekening mee dat niet alle e-mail clients alle algoritmen ondersteunen.
+        De standaard algoritmen SHA256 en AES128 worden meestal ondersteund.
+    </string>
     <string name="title_advanced_check_certificate">Controleer de publieke sleutel bij verzenden</string>
     <string name="title_advanced_manage_certificates">Publieke sleutels beheren</string>
     <string name="title_advanced_import_key">Importeer privé sleutel</string>
@@ -1106,6 +1111,7 @@ Voeg gedeelde bestanden toe aan een nieuw concept</string>
     <string name="title_signature_sender">Adres van de afzender</string>
     <string name="title_signature_email">Adres van de handtekening</string>
     <string name="title_signature_mismatch">Het e-mailadres van de afzender en de handtekening komen niet overeen</string>
+    <string name="title_signature_algorithm">Algoritme</string>
     <string name="title_signature_subject">Onderwerp</string>
     <string name="title_signature_validity">Geldigheid</string>
     <string name="title_signature_outdated">Deze publieke sleutel is momenteel niet geldig</string>
@@ -1677,4 +1683,5 @@ Tik op de knop \'opnieuw zoeken\' om ook op de server te zoeken.</string>
         <item>Alleen e-mail</item>
         <item>Naam en e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-nn-rNO/strings.xml b/app/src/main/res/values-nn-rNO/strings.xml
index 191b61f8ec..e9b3f8e891 100644
--- a/app/src/main/res/values-nn-rNO/strings.xml
+++ b/app/src/main/res/values-nn-rNO/strings.xml
@@ -1412,4 +1412,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-no-rNO/strings.xml b/app/src/main/res/values-no-rNO/strings.xml
index da6bbc918e..cce17428ca 100644
--- a/app/src/main/res/values-no-rNO/strings.xml
+++ b/app/src/main/res/values-no-rNO/strings.xml
@@ -1412,4 +1412,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-pl-rPL/strings.xml b/app/src/main/res/values-pl-rPL/strings.xml
index 770c2a5242..0a00e8eb9f 100644
--- a/app/src/main/res/values-pl-rPL/strings.xml
+++ b/app/src/main/res/values-pl-rPL/strings.xml
@@ -1699,4 +1699,5 @@
         <item>Tylko e-mail</item>
         <item>Nazwa oraz e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-pt-rBR/strings.xml b/app/src/main/res/values-pt-rBR/strings.xml
index 63d2de98b2..44d74413bf 100644
--- a/app/src/main/res/values-pt-rBR/strings.xml
+++ b/app/src/main/res/values-pt-rBR/strings.xml
@@ -1667,4 +1667,5 @@
         <item>Somente e-mail</item>
         <item>Nome e e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-pt-rPT/strings.xml b/app/src/main/res/values-pt-rPT/strings.xml
index 8fff882df7..4f7ab188aa 100644
--- a/app/src/main/res/values-pt-rPT/strings.xml
+++ b/app/src/main/res/values-pt-rPT/strings.xml
@@ -595,4 +595,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ro-rRO/strings.xml b/app/src/main/res/values-ro-rRO/strings.xml
index af17f053ad..21539150fe 100644
--- a/app/src/main/res/values-ro-rRO/strings.xml
+++ b/app/src/main/res/values-ro-rRO/strings.xml
@@ -514,6 +514,11 @@
     <string name="title_advanced_autocrypt">Folosește Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Modul mutual Autocrypt</string>
     <string name="title_advanced_encrypt_subject">Criptează subiectul</string>
+    <string name="title_advanced_sign_algo">Algoritm de semnătură</string>
+    <string name="title_advanced_encrypt_algo">Algoritm de criptare</string>
+    <string name="title_advanced_remark_algo">        Vă rugăm să rețineți că nu toți clienții de e-mail acceptă toți algoritmii.
+        Algoritmii impliciți SHA256 și AES128 sunt suportați în mod obișnuit.
+    </string>
     <string name="title_advanced_check_certificate">Verifică cheia publică la trimitere</string>
     <string name="title_advanced_manage_certificates">Gestionare chei publice</string>
     <string name="title_advanced_import_key">Importare cheie privată</string>
@@ -1115,6 +1120,7 @@
     <string name="title_signature_sender">Adresa expeditorului</string>
     <string name="title_signature_email">Adresa semnăturii</string>
     <string name="title_signature_mismatch">Adresa email a expeditorului și semnătura nu corespund</string>
+    <string name="title_signature_algorithm">Algoritm</string>
     <string name="title_signature_subject">Subiect</string>
     <string name="title_signature_validity">Valabilitate</string>
     <string name="title_signature_outdated">Această cheie publică nu este validă în acest moment</string>
@@ -1690,4 +1696,5 @@
         <item>Doar e-mail</item>
         <item>Nume și e-mail</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ru-rRU/strings.xml b/app/src/main/res/values-ru-rRU/strings.xml
index 2abaa17987..46ab849afb 100644
--- a/app/src/main/res/values-ru-rRU/strings.xml
+++ b/app/src/main/res/values-ru-rRU/strings.xml
@@ -524,6 +524,11 @@
     <string name="title_advanced_autocrypt">Использовать Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Взаимный режим Autocrypt</string>
     <string name="title_advanced_encrypt_subject">Шифровать тему</string>
+    <string name="title_advanced_sign_algo">Алгоритм подписи</string>
+    <string name="title_advanced_encrypt_algo">Алгоритм шифрования</string>
+    <string name="title_advanced_remark_algo">        Имейте в виду, что не все почтовые клиенты поддерживают все алгоритмы.
+        Алгоритмы по умолчанию (SHA256 и AES128) обычно поддерживаются.
+    </string>
     <string name="title_advanced_check_certificate">Проверять публичный ключ при отправке</string>
     <string name="title_advanced_manage_certificates">Управление публичными ключами</string>
     <string name="title_advanced_import_key">Импорт приватного ключа</string>
@@ -1125,6 +1130,7 @@
     <string name="title_signature_sender">Адрес отправителя</string>
     <string name="title_signature_email">Адрес подписи</string>
     <string name="title_signature_mismatch">Адреса электронной почты отправителя и подписи не совпадают</string>
+    <string name="title_signature_algorithm">Алгоритм</string>
     <string name="title_signature_subject">Тема</string>
     <string name="title_signature_validity">Достоверность</string>
     <string name="title_signature_outdated">Этот публичный ключ недействителен в настоящее время</string>
@@ -1701,4 +1707,5 @@
         <item>Только электронная почта</item>
         <item>Имя и электронная почта</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-si-rLK/strings.xml b/app/src/main/res/values-si-rLK/strings.xml
index ebaabcafa5..54b0bf71bf 100644
--- a/app/src/main/res/values-si-rLK/strings.xml
+++ b/app/src/main/res/values-si-rLK/strings.xml
@@ -65,4 +65,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-sk-rSK/strings.xml b/app/src/main/res/values-sk-rSK/strings.xml
index cd78945066..7126ea9d3c 100644
--- a/app/src/main/res/values-sk-rSK/strings.xml
+++ b/app/src/main/res/values-sk-rSK/strings.xml
@@ -1665,4 +1665,5 @@ Nastavenie vždy toto kompenzuje neustálym sledovaním zmien.</string>
         <item>Len email</item>
         <item>Meno aj email</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-sl-rSI/strings.xml b/app/src/main/res/values-sl-rSI/strings.xml
index 2c2489ed23..a13c16d9a4 100644
--- a/app/src/main/res/values-sl-rSI/strings.xml
+++ b/app/src/main/res/values-sl-rSI/strings.xml
@@ -1198,4 +1198,5 @@
         <item>10 s</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-sq-rAL/strings.xml b/app/src/main/res/values-sq-rAL/strings.xml
index f4753cb049..9d33e580f8 100644
--- a/app/src/main/res/values-sq-rAL/strings.xml
+++ b/app/src/main/res/values-sq-rAL/strings.xml
@@ -114,4 +114,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-sr-rSP/strings.xml b/app/src/main/res/values-sr-rSP/strings.xml
index 85d9953254..d1559b00e5 100644
--- a/app/src/main/res/values-sr-rSP/strings.xml
+++ b/app/src/main/res/values-sr-rSP/strings.xml
@@ -1028,4 +1028,5 @@
         <item>50 MB</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-sv-rSE/strings.xml b/app/src/main/res/values-sv-rSE/strings.xml
index 14ffd8c82b..c3eb7bfb91 100644
--- a/app/src/main/res/values-sv-rSE/strings.xml
+++ b/app/src/main/res/values-sv-rSE/strings.xml
@@ -501,6 +501,11 @@
     <string name="title_advanced_autocrypt">Använd Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">Autokryptera ömsesidigt läge</string>
     <string name="title_advanced_encrypt_subject">Kryptera ämne</string>
+    <string name="title_advanced_sign_algo">Signaturalgoritm</string>
+    <string name="title_advanced_encrypt_algo">Krypteringsalgoritm</string>
+    <string name="title_advanced_remark_algo">        Tänk på att inte alla e-postklienter stöder alla algoritmer.
+        Standardalgoritmerna SHA256 och AES128 stöds ofta.
+    </string>
     <string name="title_advanced_check_certificate">Kontrollera offentlig nyckel när du skickar</string>
     <string name="title_advanced_manage_certificates">Hantera publika nycklar</string>
     <string name="title_advanced_import_key">Importera privat nyckel</string>
@@ -1102,6 +1107,7 @@
     <string name="title_signature_sender">Avsändarens adress</string>
     <string name="title_signature_email">Signaturens adress</string>
     <string name="title_signature_mismatch">Avsändarens och signaturens e-postadress matchar inte</string>
+    <string name="title_signature_algorithm">Algoritm</string>
     <string name="title_signature_subject">Ämne</string>
     <string name="title_signature_validity">Giltighet</string>
     <string name="title_signature_outdated">Denna publika nyckel är för närvarande inte giltig</string>
@@ -1676,4 +1682,5 @@
         <item>Endast e-post</item>
         <item>Namn och e-post</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-ta-rIN/strings.xml b/app/src/main/res/values-ta-rIN/strings.xml
index 7a5d8ff4ea..dcfd3fcda3 100644
--- a/app/src/main/res/values-ta-rIN/strings.xml
+++ b/app/src/main/res/values-ta-rIN/strings.xml
@@ -114,4 +114,5 @@
     <!-- https://en.wikipedia.org/wiki/Display_resolution -->
     <!-- https://en.wikipedia.org/wiki/Comparison_of_high-definition_smartphone_displays -->
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-tr-rTR/strings.xml b/app/src/main/res/values-tr-rTR/strings.xml
index e0b643d88e..8986e381c2 100644
--- a/app/src/main/res/values-tr-rTR/strings.xml
+++ b/app/src/main/res/values-tr-rTR/strings.xml
@@ -1674,4 +1674,5 @@
         <item>Sadece e-posta</item>
         <item>İsim ve e-posta</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-tt-rRU/strings.xml b/app/src/main/res/values-tt-rRU/strings.xml
index d40827fce2..c07139116f 100644
--- a/app/src/main/res/values-tt-rRU/strings.xml
+++ b/app/src/main/res/values-tt-rRU/strings.xml
@@ -112,4 +112,5 @@
         <item>OpenDyslexic</item>
     </string-array>
     <!-- https://www.w3.org/TR/css-fonts-4/#generic-font-families -->
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-uk-rUA/strings.xml b/app/src/main/res/values-uk-rUA/strings.xml
index c87e88ae89..a48f357b01 100644
--- a/app/src/main/res/values-uk-rUA/strings.xml
+++ b/app/src/main/res/values-uk-rUA/strings.xml
@@ -1698,4 +1698,5 @@
         <item>Тільки електронна адреса</item>
         <item>Ім\'я та електронна адреса</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-vi-rVN/strings.xml b/app/src/main/res/values-vi-rVN/strings.xml
index b96d6c1fc2..57f203c65d 100644
--- a/app/src/main/res/values-vi-rVN/strings.xml
+++ b/app/src/main/res/values-vi-rVN/strings.xml
@@ -1660,4 +1660,5 @@
         <item>Chỉ email</item>
         <item>Tên và email</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-zh-rCN/strings.xml b/app/src/main/res/values-zh-rCN/strings.xml
index 4d1d8128db..b4eaf0a457 100644
--- a/app/src/main/res/values-zh-rCN/strings.xml
+++ b/app/src/main/res/values-zh-rCN/strings.xml
@@ -493,6 +493,11 @@
     <string name="title_advanced_autocrypt">使用Autocrypt</string>
     <string name="title_advanced_autocrypt_mutual">自动双向加密模式</string>
     <string name="title_advanced_encrypt_subject">加密邮件主题</string>
+    <string name="title_advanced_sign_algo">签名算法</string>
+    <string name="title_advanced_encrypt_algo">加密算法</string>
+    <string name="title_advanced_remark_algo">        请注意，并非所有电子邮件客户端都支持所有算法。
+        通常支持默认算法 SHA256 和 AES128。
+    </string>
     <string name="title_advanced_check_certificate">发送时检查公钥</string>
     <string name="title_advanced_manage_certificates">管理公钥</string>
     <string name="title_advanced_import_key">导入私钥</string>
@@ -1093,6 +1098,7 @@
     <string name="title_signature_sender">发件人地址：</string>
     <string name="title_signature_email">签名地址</string>
     <string name="title_signature_mismatch">发件人和签名的电子邮件地址不匹配</string>
+    <string name="title_signature_algorithm">算法</string>
     <string name="title_signature_subject">主题</string>
     <string name="title_signature_validity">有效性</string>
     <string name="title_signature_outdated">此公钥当前无效</string>
@@ -1665,4 +1671,5 @@
         <item>仅电子邮件</item>
         <item>名字和电子邮箱</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>
diff --git a/app/src/main/res/values-zh-rTW/strings.xml b/app/src/main/res/values-zh-rTW/strings.xml
index 6008bdc316..435db93231 100644
--- a/app/src/main/res/values-zh-rTW/strings.xml
+++ b/app/src/main/res/values-zh-rTW/strings.xml
@@ -1667,4 +1667,5 @@
         <item>僅郵件地址</item>
         <item>姓名及郵件地址</item>
     </string-array>
+    <!-- https://www.bouncycastle.org/specifications.html -->
 </resources>