This download is for use with Perpetually Viking Backdoor Hijackers Sweeper only. Manual Installation: Unzip the archive, replace the existing definition file (the file location is configured in Web Update Settings section) and restart Ad-AwareAd-Watch. You can also use the webupdate component implemented in Ad-Aware to install this update. Protect your PC from Internet security threats such as Web Bug, RAT, Tracking Cookie, Password Cracker, System Monitor, Trackware, Keylogger, Dialers, Spies, Spy, Hijackers, Unwanted Toolbars, Dialers, Trojan Horses, Malware, Adware, Popups, BHOs, Malware, Trojans, Backdoor, Adload, Worm, Binder, Exploit, Rootkit, Joke, Viking, Bot, Virus, Zombie, spoofers, Time Bomb.