Countering claims that the Web Proxy Autodiscovery Protocol (WPAD) patch Microsoft released last week was ineffective, Maarten Van Horenbeeck, Microsoft Security Response Center program manager, said in a recent blog post that the fix was valid in that “this update will protect you and it should be deployed as soon as possible.” Researchers had said that even with the patch, problems remained that could be used to launch man-in-the-middle attacks on Windows DNS servers. — CAM