AntiTroy is a rogue antivirus application that is usually installed through trojans that are masquerading as a video codec update or flash player update. It usually installs without the computer users permission and will complain about many security issues with your pc. It will claim that there are virus infected files that should be removed and of course, it couldn’t possibly fix the problems until you pay for their software. This is essentially a scam to separate you from your money and you should read on for how to remove antitroy.