The FBI has attributed the Sony hack to North Korea, in part by analyzing the messages left by the "G.O.P." attackers. But linguistics expert Shlomo Engelson Argamon says the messages appear to have been written by native Russian speakers.

How will EMV and contactless payments reduce ATM-related card fraud? In part one of this three-part exclusive interview, executives from the world's top three ATM manufacturers discuss how they're helping banking institutions address emerging fraud trends.

Ninety percent of even the largest global firms are susceptible to targeted attacks. And if adversaries want to get in, they can, says Peter George, CEO of Fidelis Security Systems, who discusses new security strategies.

Mark Horwedel of the Merchant Advisory Group says that while U.S. merchants are committed to enhancing payments security, without PINs, chip cards will do little to reduce card fraud.

As healthcare organizations step up their efforts this year to exchange more patient data with others to improve care, it's urgent that they address the "significant risks" involved, says Erik Devine, chief security officer at an Illinois hospital.

Over the last 12 months, hackers have enhanced the marketing of high-value stolen data, according to Dell SecureWorks' David Shear, who explains how the underground economy works.

Because the healthcare sector is a growing target for cybercriminals, organizations must implement security practices that look beyond HIPAA compliance and also address business associate risks, says risk management expert Kenneth Peterson.

"Cybercrime as a Service" is the latest threat evolution, and traditional defenses continue to fall short. Derek Manky of Fortinet discusses the merits of information sharing and the new Cyber Threat Alliance.

Distributed-denial-of-service attacks, fueled by the interconnected nature of smart devices, will only continue to increase, says Matt Moynahan, president of Arbor Networks. "The infrastructure itself is insecure," he says.

Nobody wants to be a cyber-attacker's first victim. But there are benefits to being second or third, says Akamai's Mike Smith. Then you get to enjoy the true benefits of the oft-discussed information sharing.