Topic: Homeland Security

Janet Napolitano, the U.S. secretary for Homeland Security, told CNBC Thursday she doesn’t know how vulnerable U.S. businesses are to cyber attacks, because private companies aren’t required to disclose that information.

For harried business travelers, time is money. Many products and services are billed as ways to get you to the airport gate sooner. But does it pay to spend a few extra dollars to save time in the TSA security line?

The risk of a break-up of the euro zone is “vastly overplayed” and a collapse of the single currency area is out of the question, Ian Bremmer, President of the Eurasia Group told CNBC on Tuesday.

Life may begin at 40, but job searches at that age can be discouraging, even though older workers bring experience and discipline to the table. CNBC.com spoke with experts in tech, human resources, and finance to determine which professions are best for workers over 40.