But even some sophisticated surfers could get taken in by a sneaky new attack in which criminals create fake YouTube pages — dead-on replicas of the real site — to push their malicious software and make it look like it's safe stuff coming from a trusted source.
Warning!A program circulating online helps hackers build those fake pages. Users who follow an e-mail pointing them to one of the pages would see an error message that claims the video they want won't play without installing new software first. That error message includes a link the hacker has provided to a malicious program, which delivers a virus.