This is pretty slick, more details available here.
Just a spot where I can put up game ideas, technology, theories, and other misc items that come up.
McAfee built a system of automated testers which continually patrol the Web to browse sites, download files, and enter information on sign-up forms.
With this information they can tell you:
McAfee also allows users to add comment and reviews for a site.
There is also a plug-in for Firefox available.
More information on McAfee SiteAdvisor is available here.