Beef Up Your Security with 15 Free Utilities

You know you need bulletproof security to keep your PC safe from viruses, spyware, phishing attempts, and the like -- but did you know you can get all the software you need free of charge? Computerworld rounded up 15 security programs -- firewalls, rootkit killers, anti-virus utilities, etc. -- all of them suitable for business use. These include well-known apps like Avast and ZoneAlarm and a few lesser-known candidates, such as AVG Anti-Rootkit and File Shredder. Now there's absolutely no excuse for running unprotected PCs. Add some or all of these tools to your arsenal and your security worries should be a thing of the past.