Do not mess with Jessica Biel. Whether in person or online.

The 27-year-old actress tops the list of most dangerous celebrities to search for in cyberspace, pushing aside Brad Pitt, according to McAfee.

The Internet security company says fans searching for “Jessica Biel” or “Jessica Biel downloads,” and “Jessica Biel videos” have a one in five chance of landing at a website that’s tested positive for online threats, such as spyware, adware, spam, phishing, viruses and other malware.

Here’s the top 10 list:

1. Jessica Biel
2. Beyonce
3. Jennifer Aniston
4. Tom Brady, New England QB
5. Jessica Simpson
6. Gisele Bundchen, supermodel
7. Miley Cyrus
8. Megan Fox, Angelina Jolie (tie)
9. Ashley Tisdale, star of High School Musical
10. Brad Pitt