SSL is not working for MailEnable. How to enable SSL/TLS/STARTTLS for MailEnable mail server?
Until version 9.10, SSL encryption is available in non-free MailEnable editions (Professional, Enterprise editions). Please refer to the documentation below to see how to enable SSL/TLS:
According to MailEnable release announcement, since version 9.10 SSL and TLS Support was added to Standard edition as well.