secure email gateway

Switch from your current mailserver to RealSender safe environment.

You may use the same authentication credentials
as well as the smtp hostname, if it is under your domain name.

When needed, you can send email messages securely, even without authentication.

Topics in this area:

authorized senders

only the declared senders are allowed to pass through

protected by fail2ban

unauthorized accesses are identified, blocked and banned after three failed attempts

extra security settings

optional extra security configurations