This is not Blizzard related, but many of us do use Ad-Aware SE Personal to protect computers from malware that targets WoW players’s personal data. Ad-Aware SE is expiring on December 31. The Lavasoft staff recommends to uninstall Ad-Aware SE Personal before installing the new Ad-Aware 2007. Read what Lavasoft support says on the matter, here.
Download Ad-Aware 2007 free here.