Greylisting: a High-Level Overview

Greylisting is a method used by a receiving mail server to prevent spam from entering its network. It does this by rejecting incoming messages on their first attempt. Since the typical email systems employed by spammers are not programmed or set up to try again later, their messages never get delivered. Normal internet mail servers, […]...

Making the cut – DomainKeys

We had put off implementing DomainKeys in Hurricane Server due to the multitude of other tasks that were at hand. But at the 9th hour it looks like DomainKeys functionality will make it into the new release. I am very happy about this because using DomainKeys will enable more of your mail to get delivered […]...