Facebook's new Graph Search feature has rivals like Google and Yelp paying attention to the social media giant. And, a look at a piece of mysterious malware called "Red October" that has been secretly attacking government computer systems for five years.

A new hacker scheme locks your hard drive and your files and prompts you to pay up...or else.

The Washington Post reports the malware was meant to be a spy precursor to a later sabotage attack.

The newly identified spy software is sophisticated and travels light.