URL redirects open scareware loophole at major sites: "URL redirect notifications are often meant to serve as security measures, but at least one malware blackhat is exploiting these services and redirecting site visitors from the website they think they are about to visit to a spyware-infested haven. That's bad enough on its own, but the as-yet-unknown assailant has also used search engine optimizations to push the polluted redirectors higher in Google's search rankings."