McAfee SiteAdvisor

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McAfee SiteAdvisor helps protect you from all kinds of Web-based security threats including spyware, adware, spam, viruses, browser exploits, phishing, online fraud, and identity theft. Our automated testers continually patrol the Web to browse sites, download files, and sign-up for things with e-mail addresses. As you search, browse, download, or register online, SiteAdvisor's safety ratings help you stay safe and in control.

It's Free

More on: http://www.siteadvisor.com/

Download: http://www.siteadvisor.com/download/ie.html