Everyone's Blog in All from April 2014

Network Security Part 2: How a Monolithic Network Opened the Door to Target Data

On Thursday, Dec. 19, 2013, Target revealed that data from 40 million of its customers’ credit and debit card accounts had been accessed by hackers. I’d like to discuss how and why this happened. But before I do, I want to make it clear that I’m not singling out Target as having done anything wrong. I’m using what happened to them simply to illustrate the kind of situation many companies are facing—even those with very good security systems and personnel.