Great add-on for your web browser that alerts you if you surf to a site that spams users, tries to steal personal information or contains viruses.

 They test web sites and alert you if you surf to one that you should avoid. Web sites are tested for excessive pop-ups and other annoyances. Downloads are tested for viruses and bundled adware, spyware or other unwanted programs. Sign-up forms are completed using a one-time use e-mail address so any subsequent spam can be tracked.