Dedicated Server Security Threats: Part 1

Lurking around every corner is a potential threat to your server.  If your server is to survive threats to its security, you have to prepare it and harden its protective safeguards.  The following are just a few of the threats that you should be aware of and be able to prevent or fight.
1. Botnet – […]

How to Fix an Open Relay

According to, an open relay is “a mail server that does not verify that it is authorised to send mail from the email address that a user is trying to send from. Therefore, users would be able to send email originating from any third-party email address they want.”
Using an open relay, someone could […]

What to Do When You’re Accused of Spamming

No matter what precautions you take or how many hours, days, or even weeks you have spent hardening your server’s security, the possibility of being accused of sending spam still exists. This can cause you all kinds of problems, from the inability to send mail to certain Internet Service Providers (ISP), to having your […]