Think there"s no malicious software on your computer? PC Magazine thinks you should think again. Scans by ISPs have revealed as many as twenty-eight spyware programs running on the average home computer?like yours. That"s a lot of people prying into what"s on your PC, and a DSL or cable connection is a virtual welcome mat. But by following Ed Tittel"s advice, you can learn how invasions occur, spot an infestation, repair damage that"s already done, and slam the door on those who want to hijack your PC?along with your wallet. Here"s how you can Learn to recognize when a Trojan horse, a virus, adware, or spyware has invaded your PC Get the tools that can cure an infection Dig into the Windows Registry to remove the nastiest of bugs Prevent a recurrence with personal firewalls and protective software Deal with the onslaught of spam Keep your defenses up-to-date Give it the boot If you...