Beware searching for Jessica Biel online, her name could give your computer a virus.

The Blade actress has been named the most dangerous star to search for on the internet.

MCAfee Inc, the online security company, warned fans of the star that they have a one in five chance of being directed to a site which could damage their computer.

A spokesperson said, "Cybercriminals are star watchers too. They latch onto popular celebrities to encourage the download of malicious software in disguise."