Why aren't more U.S. merchants in a hurry to implement EMV? Two national retail association executives answered this question at Information Security Media Group's Fraud Summit in Los Angeles.

Congress, at the 11th hour, passed a bill to fund the Department of Homeland Security for the next seven days, averting for now a partial shutdown that would have curtailed some cybersecurity programs.

The director of national intelligence, James Clapper, paints a grim picture of the cyberthreats the nation faces, saying as bad as 2014 was, 2015 and the coming years will be worse.

Lenovo, the world's largest PC manufacturer, promises to stop preinstalling any software on its Windows laptops that doesn't need to be there. The move comes following security alerts relating to the Superfish adware the company had been preinstalling.

SIM card manufacturer Gemalto says its investigation into a reported U.S. and U.K. intelligence agency espionage operation found that its internal networks housing encryption keys weren't breached. But security experts question those findings.