root=info@mydomain.com
rewriteDomain=mydomain.com
hostname=myHostnameHere
FromLineOverride=YES
AuthUser=info@mydomain.com
AuthPass=myPasswordHere
AuthMethod=LOGIN
FromLineOverride=YES
mailhub=mail.mymailhost.com:465
UseSTARTTLS=YES
UseTLS=YES
TLS_CA_Dir=/usr/share/ca-certificates/mozilla/

sSMTP[{PID}]: STARTTLS not working
sSMTP[{PID}]: Cannot open mail.mymailhost.com:465