From e6fae9b0768a7e007632670c8f2ae7eb1c56fc8d Mon Sep 17 00:00:00 2001
From: M66B <M66B@users.noreply.github.com>
Date: Thu, 12 Dec 2019 14:39:55 +0100
Subject: [PATCH] Reset key alias on decryption failure

---
 app/src/main/java/eu/faircode/email/FragmentMessages.java | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/app/src/main/java/eu/faircode/email/FragmentMessages.java b/app/src/main/java/eu/faircode/email/FragmentMessages.java
index 7139c3080b..2ca5caf9f9 100644
--- a/app/src/main/java/eu/faircode/email/FragmentMessages.java
+++ b/app/src/main/java/eu/faircode/email/FragmentMessages.java
@@ -4524,8 +4524,11 @@ public class FragmentMessages extends FragmentBase implements SharedPreferences.
                                 Log.w(ex);
                             }
 
-                    if (is == null)
+                    if (is == null) {
+                        if (message.identity != null)
+                            db.identity().setIdentitySignKeyAlias(message.identity, null);
                         throw new IllegalArgumentException(context.getString(R.string.title_invalid_key));
+                    }
 
                     // Decode message
                     Properties props = MessageHelper.getSessionProperties();