The hacker who calls himself "Comodohacker" said this week that he could have used digital certificates stolen from a Dutch firm to issue fake updates to Windows PCs.
Microsoft this week began offering U.S. customers its free antivirus program via Windows' built-in update service, a move one major security firm said may be anticompetitive.
When Windows Update gets a bee under its bonnet and simply refuses to work, the problem rarely goes away on its own and the exact cause isn't always easy to diagnose and fix. Here are some solutions to a very specific, very common, Windows XP specific Windows Update problem.