Mike Jones (sting3r) has a background in cryptology. He has performed numerous penetration tests for various industries such as the Department of Defense, major financial institutions, casinos, telecoms, and various others. Mike has developed exploit techniques both network and app-based as well as physical. The experience Mike has had has been on both sides of security, being a long term member of various hacking groups both low level to the point of APT nation-state. His experience was refocused to helping industries protect themselves. The key to a good defense is to know who you're defending against.