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Love beats price almost every time: how Vircom out-cares and out-loves cheap alternatives like Barracuda.

Written by Mike Petsalis on . Posted in Email Security & Antispam

  It’s a war out there in the email security world (or anti-spam world or, if you wish, anti ‘all bad stuff that can get in via email, which is a _lot_ of bad stuff’ world!). It’s still a growing market, as email remains the dominant form of business communication and therefore gets targeted for [...]

How to Send a Message from Telnet

Written by Abderrahim Ibnou El Kadi on . Posted in Email Security & Antispam

We are always under the impression that administrators know everything related to computers; networking etc… the reality is that we learn every day, sometimes we learn  the hard way other times we learn from someone else; colleagues, friends, clients etc… As ancient as this command is, it is still important and still used to troubleshoot [...]

How to setup the pfSense firewall to route port 25 traffic to a specific machine

Written by Yves Lacombe on . Posted in Email Security & Antispam


pfSense is one of the most popular open-source firewalls available. It’s basically a fork of m0n0wall project by Chris Buechler and Scott Ullrich. It can be found on imbedded devices, servers, and as pre-configured virtual machines for various hypervisors. Many small and medium sized businesses use pfSense because of its simplicity and its dual role [...]