Latest from Tom Espiner
Microsoft is looking into a family of malware that is using a Windows flaw to infiltrate critical infrastructure and other systems in a number of countries.
Microsoft has released more details of what SP1 will bring to Vista, but Microsoft has advised Vista systems may experience sluggishness as a result of the upgrade -- or little performance difference at all.
Microsoft confirms a Wi-Fi security flaw in Windows XP, but the wait for a fix may be as long as 18 months.
Microsoft is to allow pirated copies of Windows XP to download and install Internet Explorer 7 without gaining Windows Genuine Advantage authentication, which is a move to boost security but not encourage piracy, according to the software giant.
Software giant denies abusing its market position and says it has no intention of unbundling IE and Windows.
Feature can be exploited to include a user's PC in a peer-to-peer network, allowing access to information on its hard drive.
A US-CERT report that found Microsoft's OS had fewer vulnerabilities than Linux-Unix in 2005 is flawed itself, critics say.
The European Commission has defended itself against US criticism of the Microsoft antitrust ruling, as reports suggest Google may be next.
A flaw that has been present in Microsoft software since 1993, and still affects Windows 7, has been published by a security researcher.