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

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

Researchers rake in $280K at Pwn2Own hacking contest

Research teams Wednesday cracked Microsoft's Internet Explorer 10 (IE10), Google's Chrome and Mozilla's Firefox at the Pwn2Own hacking contest, pulling in more than $250,000 in prizes.

EU fines Microsoft $732 million over browser ballot debacle

European Union antitrust officials today hit Microsoft with a $732 million fine for failing to live up to a 2009 settlement that requires it to offer Windows users a choice of alternate browsers.

Report: EU to hit Microsoft with 'large fine' Wednesday

European antitrust regulators will reportedly slap Microsoft with a "large fine" Wednesday for failing to live up to a 2009 settlement that requires it to offer Windows users a browser ballot.

Google squashes 10 Chrome bugs as $100K Pwn2Own hacking prize looms

Google today patched 10 vulnerabilities in Chrome, just two days before the start of Pwn2Own, a hacking contest that has $100,000 in prize money waiting for the first researcher to crack the browser

Microsoft sends cut-off notices to Office 365 preview users

If you've signed up for an Office 365 subscription preview, your free ride is about to end.

Microsoft: We can update Office-by-subscription every 90 days

Microsoft may upgrade Office 2013 as often as four times a year, the company's top Office executive said this week, a massive change from decades of more measured development.

Windows 8 uptake slows for third straight month

Windows 8's uptake pace slowed in February for the third straight month, Net Applications said today.

Why Microsoft's pushing Office subscriptions

The launch of new and revised Office 365 software-by-subscription plans for businesses shows that Microsoft realizes its current licensing revenue is threatened by cost-cutting customers, an analyst said yesterday.

$15 Windows 8 upgrade ends Feb. 28

Customers who purchased a Windows 7 PC from June 2012 through January 2013 have just two more days to submit their claims for a discounted copy of Windows 8, Microsoft said yesterday.

Microsoft suffers another temporary Surface Pro shortage

The Surface Pro has had an up-down-up-down history, brief as it's been.

on techhive.com

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Google patches Chrome browser, bans stealth add-ons

Google yesterday released Chrome 25, patching 22 vulnerabilities and debuting a new security feature that blocks silent installations of add-ons.

Microsoft enlists Dell to push Office 365 on new PCs

Some major computer makers are pushing Office 365 with their new PCs, but others have stuck with a more traditional bundling tactic of including a factory-installed, single-license trial.

Office 2013 pricing loophole discounts suite by as much as $40

Microsoft customers can save between $20 and $40 on a one-PC, perpetual license of Office 2013.

Mozilla debuts in-browser PDF, patches 13 Firefox bugs

Mozilla Tuesday released Firefox 19, adding a built-in PDF viewer to the browser and patching 13 security vulnerabilities.

Microsoft steps up 'Scroogle' campaign against Google with advocacy twist

As Microsoft pushed Outlook.com out of preview mode today, analysts said the company's "Scroogled" attack ads, which fired shots at Google's Gmail two weeks ago, were effective.