Barracuda sinks teeth into spam.(Spam Firewall)

I've reviewed many security products, but it's rare for me to be so impressed with a product that I want to keep and use it after the review. Barracuda Networks' Spam Firewall is my favorite keeper so far this year.

In my experience, perimeter solutions usually rank just behind Internet-hosted service offerings in accuracy, with end-point solutions having the worst rates. This is not the case with Barracuda -- it's among the more accurate anti-spam products I've tested, even when compared with seemingly more intelligent hosted solutions. In a crowded field, Barracuda Spam Firewall stands out for being packed with features, easy to use, accurate, and relatively low-cost.

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The Spam Firewall 300 is a 1U appliance running Linux on an AMD Athlon XP 1900+ processor with a 40GB hard drive and 512MB of RAM. It is designed to be placed as a front-end MTA in front of SMTP servers, but unlike most Linux appliances, the Spam Firewall rarely if ever requires you to delve into the world of command-line prompts because administration is performed via almost any JavaScript-enabled browser. …