“Creator/plaintext-creator of DEFCON’s “”Crack Me If You Can”" – password cracking contest Professional Penetration Tester since 1999 Owner/Possesses of 0 (Zero) security certificates Graduate from Purdue’s COAST/CERIAS program Password researcher since 2009 “”Author”" of many published JTR/HastCat rulesets/wordlists Cracked over 2.038 million unique NTLMs from internal corporate networks”