The News Corporation's phone hacking scandal hit a bit closer to home last week when word came that the U.S. Department of Justice was preparing to issue subpoenas stateside. The scandal is one of the most high-profile cases of voicemail burglary. So, how secure is anyone in this cellular world? And, if hacked, what’s done with the information? To find out Eight Forty-Eight turned to Nicholas Percoco, senior vice president at Trustwave, a data security and compliance firm headquartered in Chicago.