Steve Ballmer trumpets 'most secure enterprise platform ever'.

Longhorn arrives in late February, along with a cringe-inducing "Heroes Happen Here" launch slogan..

Microsoft data says Mac and Linux flaws dwarf Windows.

Microsoft data says Mac and Linux flaws dwarf Windows.

Redmond campaigns to update software for early time-change in US and Canada.

The Web's popular video format gets a copyright lockdown.

Six 'critical' vulnerabilities addressed.

Company vows to fix address handling flaw.

A problem with Microsoft's Windows Genuine Advantage (WGA) over the weekend caused some users to mistakenly have their copies of Windows XP and Vista labeled as fraudulent.

Adobe pipes HD video into media player.

'Stripped-down' device aimed at home users seeking a simple back-up solution.

Vulnerabilities acknowledged in server antivirus offerings.

Company promises to open up to outside developers.

Researcher finds glaring holes in new Apple OS.

Redmond steps up migration campaign hours before IBM unveils new Lotus software.

It's been done before, but now big TV makers like HP are pushing Web connections for your plasma or LCD.

Attackers break into server and inject malware into software update.

Script-kiddie virus authoring tool starts churning out custom exploit code.

Documents rendered unreadable in the event of a breach or hardware theft.