A privileged insider on Friday admitted that he sold confidential information on U.S. Marines to an undercover FBI agent posing as a foreign official.

IT security vendors' sole purpose is to generate revenue -- not offer complete security -- and they will only create solutions to stop dangerous threats when they are incentivized to do so, the principal security strategist for IBM Internet Security Systems said Wednesday at Interop in Las Vegas.

Former employees may have helped a small number of mortgage lenders gain access to the personal information of LendingTree customers by sharing passwords, the company admitted in a letter to victims.

The growth in telework is not as robust as most people think, as managing remote workers and security are big problems. But "secure telework" is possible.

"The vast amount of data produced by humans is of low value and we're taking too much time securing all of it when we need only secure the layers that actually are of value to criminals," said one speaker at an RSA Conference panel hosted by the Jericho Forum.

When does seemingly harmless recreational surfing turn into something a lot more dangerous?

What are the consequences when an employee's role changes within an organization?

Computer users could use the help of security professionals, says Michael Seese.

AIG's CSO Paul DeGraaff says security professionals must gauge the risks of a younger workforce, Dan Kaplan.reports.

A security and privacy breach that made personal Facebook photos available to unwelcome visitors could have had real consequences for businesses, experts said.