Cal Leeming started hacking at age 8. By age 12, he was buying groceries using stolen credit cards before the police caught him and charged him with computer misuse and fraud. By age 19, he was in jail for the second time serving time for stealing thousands of credit cards and charging over £750,0000 worth of goods. Now at age 29, Cal is the founder of a cyber security firm called River Oakfield. Cal speaks about the events that took place in his younger days as a hacker, as well as his professional evolution that included working on several successful startups and his ascent to becoming one of the most respected cyber security consultants in the world.