Adobe Acrobat seems to have been either cleared of suspicion: http://www.pcmag.com/article2/0,2817,2358121,00.asp http://www.pcmag.com/article2/0,2817,2358121,0

Adobe Acrobat seems to have been either cleared of suspicion: http://www.pcmag.com/article2/0,2817,2358121,00.asp http://www.pcmag.com/article2/0,2817,2358121,00.asp or involved in only some of the targets: http://www.wired.com/threatlevel/2010/01/google-hack-attack/ http://www.wired.com/threatlevel/2010/01/google-hack-attack/ . I still find it hard to believe that IE6 was an important vector into Google- who there besides those in a sandboxed QA environment would use a browser that out of date?