He was once one of the world's top hackers, but now Pablos Holman is using his powers for good. He was in town for Chicago Ideas Week and joined us with some tips for protecting yourself online.
Recent celebrity hacking scandals have put internet hacking in the spotlight. A Florida man was arrested for hacking into email accounts of Scarlett Johansson and Mila Kunis.

Holman said hacking used to be broad, with hackers getting into whatever they could find. Now, it