With companies and other organizations relying on computer systems for functional and financial purposes, plenty of computer hackers are looking for ways to "break in" for their own gains. Fortunately, there are also ethical hackers trying to breakdown these systems; however, their goal is to help clients protect themselves and improve their security. Tim Muma talks to JD Nir, an associate security consultant with Independent Security Evaluators, who discusses his duties, how he defines success and what it really takes to thrive in this behind-the-scenes industry.