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.

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.

The U.K. telco TalkTalk warns that fraudsters are targeting its customers, using stolen customer data to trick them into paying for technical support and sharing bank account details.

A class action lawsuit has been filed against a hospital company and a business associate for an insider breach that affected more than 82,000 individuals. The suit alleges patients didn't get the privacy protections they "paid for."