Using sample config from e.g. https://wiki.archlinux.org/index.php/Isync
ubuntu@enormous-maggot:~$ grep VERSION /etc/os-release VERSION="18.10 (Cosmic Cuttlefish)" VERSION_ID="18.10" VERSION_CODENAME=cosmic ubuntu@enormous-maggot:~$ dpkg-query -W isync isync 1.3.0-1build1 (reverse-i-search)`isy': sudo apt install ^Cync/cosmic ubuntu@enormous-maggot:~$ mbsync -V -l gmail -c test-mbsyncrc -a Reading configuration file /home/ubuntu/.mbsyncrc No channel or group named '-c' defined. No channel or group named 'test-mbsyncrc' defined. No channel or group named '-a' defined. Channel gmail Opening master store gmail-remote... Resolving imap.gmail.com... ok Connecting to imap.gmail.com (74.125.133.109:993)... Opening slave store gmail-local... SSL error connecting imap.gmail.com (74.125.133.109:993): self signed certificate Upgrading to: $ dpkg-query -W isync isync 1.3.0-1ubuntu0.18.10.0 $ mbsync -V -l gmail -c test-mbsyncrc -a Reading configuration file /home/ubuntu/.mbsyncrc No channel or group named '-c' defined. No channel or group named 'test-mbsyncrc' defined. No channel or group named '-a' defined. Channel gmail Opening master store gmail-remote... Resolving imap.gmail.com... ok Connecting to imap.gmail.com (74.125.133.109:993)... Opening slave store gmail-local... Connection is now encrypted Logging in... Authenticating with SASL mechanism PLAIN... IMAP command 'AUTHENTICATE PLAIN <authdata>' returned an error: NO [AUTHENTICATIONFAILED] Invalid credentials (Failure) And "connection is now encrypted" -> ssl coonection is established meaning SNI is now used correctly, and the (on purpose) invalid password is rejected by remote server. ** Tags removed: verification-needed-cosmic ** Tags added: verification-done-cosmic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1812667 Title: Can't verify some ssl certificates (e.g. imap.gmail.com) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/isync/+bug/1812667/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
