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.

Steve Jobs bio debuts at No. 1 spot on bestseller lists

The biography of Apple co-founder and former CEO Steve Jobs debuted today at the top of both Amazon's and Barnes & Nobles' bestseller lists.

iPhone 4S debut boosts phone trade-in business

Users are continuing to sell older iPhones in record numbers to get cash for Apple's newest iPhone 4S, a pair of buy-back firms say.

Apple implements iPhone 4S reservations

Apple on Monday instituted a reservation-only policy for iPhone 4S retail sales, hinting at a repeat of the smartphone's annual supply-and-demand mismatches.

Analysts: iPhone 4S preorders prove naysayers wrong

Critics who last week lambasted Apple's new iPhone 4S as a lukewarm upgrade have been proved wrong by record first-day sales, analysts said today.

Apple, AT&T, Verizon exhaust iPhone 4S pre-order supplies

Apple, AT&T and Verizon have exhausted their pre-sale supplies of iPhone 4S available for delivery on Friday, the day the firms will start selling the new smartphone.

Mozilla to prompt Firefox 3.6 users to ride rapid-release train

Mozilla will start a more aggressive campaign to convince users of the older Firefox 3.6 to upgrade to the newest edition, Firefox 7.

Publisher advances Jobs bio pub date to Oct. 24

Simon & Schuster has moved up the publication of the first authorized biography of Steve Jobs.

Mozilla tries to add silent updating to Firefox 10

A year after it pulled the plug on silent updates in Firefox 4, Mozilla said it will debut most of the behind-the-scenes feature by early next year.

iPhone 4 trade-ins up in advance of Apple announcement

iPhone 4 trade-in business has been very brisk at companies that buy older smartphones, an early indication of how Apple's next model will sell.

Microsoft's botnet take-down helps protect Mac users

Mac users can thank Microsoft for taking down the small-but-dangerous Kelihos botnet. At the software giant's request, a federal judge ordered VeriSign to shut down nearly two dozen domains linked to servers that controlled the botnet.

Consumers can opt for fewer Firefox releases

Although Mozilla will urge users to stick with Firefox's rapid release schedule, the open-source developer says that users could turn to the slower pace of releases that will soon be aimed at enterprises.

Researcher: Facebook's Timeline will be boon for hackers

A Sophos security researcher warns thatFacebook's new Timeline will likely make it easier for crooks to mine the social network for personal information they can use to launch malicious attacks and steal passwords.

Mozilla proposes slower Firefox release tempo for enterprises

Mozilla has proposed a significantly slower Firefox release pace for enterprises, the result of a corporate backlash earlier this year against an accelerated scheme that ships a new edition of the browser every six weeks. Under the plan, Mozilla would deliver a new version of Firefox to enterprises every 30 weeks -- five times slower than to consumers.

Adobe patches Flash bug hackers are already exploiting

Adobe on Wednesday patched six vulnerabilities in Flash Player, including one it admitted is already being exploited by attackers.

Mozilla ponders, rejects even faster Firefox release pace

A pitch to accelerate Firefox's rapid-release schedule even more -- cutting a week to ship a new version every five weeks -- has been rejected by Mozilla.