Use SSL context with TLS fallback

3 years ago · fc6b36a5e8
parent 068e812fd3
commit fc6b36a5e8
1 changed files with 7 additions and 1 deletions
--- a/app/src/main/java/eu/faircode/email/EmailService.java
+++ b/app/src/main/java/eu/faircode/email/EmailService.java
@ -963,7 +963,13 @@ public class EmailService implements AutoCloseable {
            this.cert_strict = cert_strict;
            this.trustedFingerprint = fingerprint;

-            SSLContext sslContext = SSLContext.getInstance("TLS");
+            SSLContext sslContext;
+            try {
+                sslContext = SSLContext.getInstance("SSL");
+            }catch (Throwable ex){
+                Log.e(ex);
+                sslContext = SSLContext.getInstance("TLS");
+            }

            TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
            tmf.init((KeyStore) null);