"The old adage, you get what you pay for, doesn't have to apply.
In fact, for a small business the high price tag of 'threat
management' software can often mean a company will just go without
to its detriment. Here's some high quality free and open source
software to help, at a price any CFO will love.
"Sure, Symantec, MessageLabs, SonicWall, Cisco, Juniper and
other big names appear to have the market sewn up. Yet most IT
Managers are far too busy or strapped for cash to investigate all
the options and demo a range of expensive options..."