CNN The Situation Room December 19, 2013 22:19:00
Cybersecurity expert right now, kevin mandia, founder and ceo of mandia which helps detect and contain computer intrusions. thanks very much for coming in. what should folks do? 40 million people potentially at risk. do they immediately just change their credit card number? because that can be a pain to follow up and tell all your creditors you got a new credit card. >> i don't think the bad guys are going to be able to use all 40 million credit cards. i don't think the answer is to run out and change your credit card. you will be notified. but you got to do the battle against fraud like every...