Target reveals personal information for 70 million people stolen  —  Target's data breach is a bit broader than once believed.  —  The major retailer on Friday announced that up to 70 million customers have had their personal information stolen as part of the company's payment card data breach.

Obama administration to end contract with CGI Federal, company behind HealthCare.gov  —  The Obama administration has decided to jettison CGI Federal, the main IT contractor that was responsible for building the defect-ridden online health insurance marketplace and has been immersed in the work …

Tech we're looking forward to in 2014: a realist's guide to CES  —  The annual Consumer Electronics Show is all about showing off what's in the future of hardware and gadgetry.  But although there are thousands of announcements and prototypes to sort through, most of what's announced at CES …

Exclusive: LivingSocial CEO Tim O'Shaughnessy to step down  —  LivingSocial Inc. CEO Tim O'Shaughnessy told staff Friday he plans to step down as chief executive of the D.C.-based deals company.  —  O'Shaughnessy will remain CEO until his replacement can be found, which is expected …

Obama Readies Revamp of NSA  —  WASHINGTON—President Barack Obama is leaning toward extending broad privacy protections to non-U.S. citizens and is seriously considering restructuring the National Security Agency program that collects phone-call data of nearly all Americans, officials familiar with the process said on Thursday.

Apple Devices Flow Into Corporate World … As technology shifts from personal computers to smartphones and tablets, Apple Inc. is expanding its reach into a lucrative customer base: companies.  —  The popularity of the iPhone and iPad among employees is prompting corporate tech managers …

Apple Wins Appeal in Motorola's Smartphone Patent Case  —  Apple Inc. (AAPL) didn't infringe a patent owned by Google Inc. (GOOG)'s Motorola Mobility unit over mobile-phone technology, a U.S. appeals court ruled today.  —  The ruling, posted on the website of the U.S. Court of Appeals …

PlayStation Now will require a DualShock controller for TVs, tablets, and phones  —  PlayStation Now could be the future of gaming, but you're going to need a proprietary controller to play.  Though Sony has announced that the streaming game service will come to tablets and smartphones …

Installed base is a more relevant measure than market share, as these graphs comparisons illustrate  —  Three graphs to stop smartphone fans fretting about ‘market share’  —  Graphs of data for sales of iPhones, Android and Windows Phones in the US look very different from those of actual users

Cell Phones Let Cops Track People For A Thousandth Of The Price, Study Finds  —  It's no secret that the ability to track a cell phone has led to a sea change in law enforcement surveillance methods.  But now a pair of researchers have actually put a number to the plummeting cost …

It's Never Too Early To Say Goodbye  —  “You can't just quietly slip out the door,” I've been told by too many people I trust.  So okay, fine, here's this post!  —  Since you asked, TechCrunch is in a really good place right now.  —  The various numbers we use to measure ourselves …