What's the best strategy for communications after a data breach, like the one suffered by Global Payments Inc.? Bob Carr, CEO of Heartland Payment Systems, discusses what to say in the weeks following a breach.

Securing the massive amounts of data swamping organizations, a trend known as big data, can be addressed, in part, by organizations simply getting rid of data no longer needed, Grant Thornton's Danny Miller says.

To respond to a security incident, an organization must first be aware of it. But too many intrusions go undetected, says Rob Lee of SANS Institute. That's the first problem that needs to be addressed.

"Regulation drives spending," says George Tubin of GT Advisors. "You're in a situation where the regulators are telling you, 'You have to do something; you have to make improvements.' Therefore, the bank has to spend some money on technology."

Creating a "culture of compliance" that emphasizes the importance of privacy requires far more than "management by committee," says change management specialist Jan Hillier.

What might the Global Payments breach investigation entail? Dave Ostertag of Verizon's Investigative Response unit describes a forensics investigation - how long it can take and what it might reveal.

Healthcare organizations need to make mobile device security a top priority because so many recent data breaches can be tied to poor mobile device management, says consultant Jeff Brandt.

Where do time-strapped senior leaders go for education on cyber forensics and incident response? Carnegie Mellon University has a new option, and Dena Haritos Tsamitis explains its unique approach.

Current Analysis' Bernt Ostergaard describes using massive amounts of information, or big data, to help secure information systems.

Companies should hire a breach resolution vendor before they experience a data breach to help ensure rapid, appropriate response, says security consultant Robert Peterson.