[CentOS] Certificates

Sat Sep 1 10:33:28 UTC 2018
Pete Biggs <pete at biggs.org.uk>

>  Your IMAP server can use those files and may then respond to
> requests for IMAP over SSL/TLS on e.g. port 993. Port 143 is for
> unencrypted IMAP, so in that case certificates are not relevant at
> all.

Well, apart from STARTTLS ...