Actress Emma Watson has been named the most dangerous celebrity on the Internet - fans checking out her site are most likely to pick up viruses.
According to online security company MCAfee Inc., users searching for downloads of the 22 year old have a one-in-eight chance of landing on a site that can damage their PC or laptop devices.
Followers of Jessica Biel, Eva Mendes, Selena Gomez, Megan Fox, and Sofia Vergara have also been given fair warning - the stars all made the top 10 list.