Listen to an audio report on a House hearing where key federal lawmakers explain why Katherine Archuleta should be fired as Office of Personnel Management director in the wake of what could be the largest government breach ever.

The 'Cybersecurity Domino Effect' is a new term to describe the cumulative impact of multiple data breaches. How should organizations and individuals respond? Michael Bruemmer of Experian offers guidance.

Employing context-aware security can reduce the risk of a hacker mimicking a legitimate user to illicitly access a system, says Bill Evans of Dell Security.

When it comes to malware, how wide is the gap between infection and detection - and what is the potential business impact on organizations? Paul Martini, CEO of iboss Cybersecurity offers insights and strategies.

Enterprise developers are under pressure to produce quickly mobile apps, often leaving security as a second thought. Denim Group's John Dickson suggests ways to make security a priority.

Chris Feeney, recently named president of BITS, the technology and policy division of the Financial Services Roundtable, describes his top cybersecurity priorities, including helping members deal with insider threats.

Threat intelligence is increasingly being brought to bear to help businesses apply kill-chain concepts, focusing on disrupting discrete parts of online attacks as early as possible, says Fortinet's Simon Bryden.

What's your digital identity strategy? Numerous agencies in countries across Europe - such as the Italian postal service - are creating new approaches to verifying identities and allowing them to be used as a trusted service, says CA's Paul Briault.

Luck, timing and execution. Those words have guided Malcolm Harkins' career, and they played a huge role in the longtime Intel security chief departing to be global CISO at Cylance. What are his new challenges?

The Internet of Things is posing an increased risk to all organizations. One global data center provider, for example, recently discovered that its malware-infected power supplies were part of a botnet, says Chris Richter of Level 3 Communications.