Gregg Keizergkeizer@computerworld.com, Computerworld Follow me on Google+

Gregg Keizer covers Microsoft, security issues, Apple, Web browsers and general technology breaking news.

Mozilla delivers 'Metro' Firefox browser to testers

The preliminary Metro browser has reached the source code repository that feeds into Mozilla's 'Nightly' build channel

Hapless Vista turns 6, shuffles toward obscurity

Six years after its long-delayed but well-publicized release, Windows Vista now accounts for less than 6% of all Windows machines, according to Net Applications.

Microsoft preps monster security update for next week

Microsoft will issue 12 security updates next week, including two for Internet Explorer, that will patch a near-record 57 vulnerabilities in the browser, Windows, Office and the enterprise-critical Exchange Server email software.

Microsoft to open five more retail stores by summer

Microsoft will open five new retail stores by summer, including one it's transmuting from a "pop-up" outlet created last year to drive holiday sales.

Microsoft Office subscription plan sparks questions, and here are answers

Subscribe to software? Why would I do that? Microsoft's sweetened the deal with more rights and some extra benefits.

Big Windows 8 discount ends today

It's the last day you can upgrade to Windows 8 Pro for $39.99.

Pay-as-you-go Office 365 cripples apps if subscription expires

Microsoft's new pay-as-you-go Office 365 subscription plans differ from traditional buy-once software in one important aspect: When customers stop paying, the applications stop working.

Mozilla plans to automatically block nearly all Firefox plug-ins

The latest version of Adobe's Flash Player is the only plug-in that will be spared

Google offers $3.14M in potential prizes at annual Pwnium hacking contest

Google Monday announced it would again host its Pwnium hacking contest at a March security conference, but boosted the maximum amount it will pay to $3.14 million and changed the target to the browser-based Chrome OS.

Bug makes Java's latest anti-exploit defenses moot, claims researcher

Java's new security settings, designed to block "drive-by" browser attacks, can be bypassed by hackers, a researcher announced Sunday.

Microsoft can 'start printing money' once it launches Office for iOS

Microsoft will reap a windfall as soon as it introduces its Office suite for iOS and Android, but that window of opportunity is closing, says an analyst.

Experts prod Oracle to fix broken Java security

Beset by some very public vulnerabilities in Java, and apparently unable to properly patch those bugs, Oracle must dramatically step up its security game, experts said.

Report: IE10 for Windows 7 nears final release

Microsoft is close to wrapping up work on Internet Explorer 10 (IE10) on Windows 7, according to a report Friday.

Pwn2Own hacking contest puts record $560K on the line

HP TippingPoint, the long-time organizer of the annual Pwn2Own hacking contest, has revamped the challenge for the second year running and will offer cash awards exceeding half a million dollars, more than five times the amount paid out last year.

Who can buy Office 2013 for $9.95?

Through Microsoft's Home Use Program, workers at certain organizations can get the new suite at a steep discount.