1. Cameron Diaz
Searching for Diaz results in a one in ten chance of landing on a risky site. She has most recently been in the spotlight with blockbuster movies, Knight and Day and Shrek Forever After. When Cameron Diaz and screensavers was searched, 19 percent of the sites were identified as containing malicious downloads.
2. Julia Roberts
Academy Award-winning actress Julia Roberts is one of America's sweethearts, and will soon be in the spotlight with her upcoming release of Eat, Pray, Love. The overall risk of searching for Roberts is nine percent, yet searching for Julia Roberts and downloads results in a 20 percent chance of downloading a photo, wallpaper or other file laden with malware.
3. Jessica Biel
Last year's Most Dangerous Celebrity fell two spots with searches resulting in fewer risky sites this year. Biel continues to be in the spotlight with her on-again, off-again relationship with Justin Timberlake, and appeared in The A-Team in June 2010. While her overall search risk is nine percent, searching for Jessica Biel and screensavers results in a 17 percent chance of landing on a risky site.
4. Gisele Bundchen
The world's highest-paid supermodel moved up two spots since last year. Searching for Gisele Bündchen and screensavers can prove risky, 15 percent of the search results for this beauty can put spyware, malware or viruses on your computer.
5. Brad Pitt
Pitt is often in the spotlight with news of his movies and his personal life. It's no wonder why this leading man has been in the top ten for the past three years. He moved up in rank five spots this year. Downloading photos, screensavers, or other files of Brad can potentially put adware or spyware in your computer.
6. Adriana Lima
Searching for downloads of this Brazilian beauty can direct users to red-ranked sites. Lima is best known for being a Victorias Secret Angel since 2000.
7. Jennifer Love Hewitt, Nicole Kidman
Searching for these Hollywood starlets resulted in an equal number of risky download websites.
8. Tom Cruise
With recent buzz around his MTV Awards performance as well as his movie, Knight and Day, Cruise rises to the top ten.
9. Heidi Klum, Penelope Cruz
Both of these ladies are consistently in the spotlight, and share the #9 spot. Cybercriminals use their names to lure people to risky sites. Klum hosts Project Runway and Cruz has been in the spotlight recently for her role in the Sex and the City 2 movie and is expected to be in the fourth film of the Pirates of the Caribbean series.
10. Anna Paquin
This True Blood star is as dangerous on the Web as she is on the screen. Searching for screensavers of Paquin can lead you to downloads filled with malware.