> The certificate issuer is unknown. > may be due to the fact that I have recently upgraded my system.
Reinstall the root cert CA bundle from your OS vendor. Make sure the system and msmtp can find them. > When I use --tls-certcheck=off > How insecure it Very. Don't. > tls_trust_file > tls_fingerprint Those options are more secure than trusting a bunch of random root certs from GovCorps that you shouldn't be trusting anyways. Read the internet for more openssl certificate how-to. _______________________________________________ msmtp-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/msmtp-users
