The Ministry of Defence has admitted that staff leaked secret information 16 times on social networking sites such as Facebook and Twitter over the past 18 months.

The PCI Security Standards Council now has a team of five reviewing PCI assessments for inconsistencies and has increased funding for its QSA oversight program.

A Texas bank is suing a customer hit by an $800,000 cybertheft in a case that could test the extent to which customers should be held responsible for protecting their online accounts from compromises.

Are stovepiped leadership roles inhibiting enterprise systems protection? Ryan Averbeck and Jeffrey Jones look at how military and private sector groups can reorganize for better results.

Cisco, NetApp and VMware announced a project to improve the security of virtualization deployments, with a focus on isolating applications that use the same physical network, server and storage resources in multi-tenant systems.

A 20-year-old man from Nebraska has agreed to plead guilty to charges stemming from a January 2008 attack on Web sites of the Church of Scientology.

A Ponemon Institute study of 45 businesses found data breach costs increased last year to $204 per compromised record, a rise of $2 per customer record over 2008 costs.

The 20-year-old hacker best known for cracking Apple's iPhone says he's done it again, this time with Sony's PlayStation 3.

The latest "Cost of a Data Breach" survey from the Ponemon Institute finds companies with a CISO are better able to handle loss of sensitive information.

Five Web sites run by Chinese human rights activists were attacked by hackers over the weekend, as a separate row continued between Google and China over political cyberattacks.