Congress passes $1 trillion spending measure.
U.S. Justice Department probes data breach at Uber
Obama grants 95 Christmastime pardons and commutations.
Citigroup plans at least 2,000 job cuts next month.
Obamacare signs up almost six million enrollees, many of them newbies.
Wal-Mart promotes Tony Rogers to U.S. chief marketing officer.
Disgraced pharmaceutical CEO Martin Shkreli loses his job.
UN urges freezing ISIS supply of money and guns.
Microsoft acquires big data startup Metanautix.
BlackBerry quarterly revenues top expectations.
Photo of unlocked security lock on top of computer circuit board courtesy of Shutterstock.