Grumpy Old Geeks Topics Fin7 cybercrime investigation Topic Fin7 cybercrime investigation 3 mentions in 1 episode Dave Bittner discusses arrests of three alleged Fin7 members and stolen credit card numbers. Mentions 270: The Mean Cul-de-sacs Aug 6, 2018 1:06:05 The feds arrested three bad guys who were involved in a global cybercrime ring. 1:06:26 They were members of a group called Fin7. 1:07:18 These folks had stolen about 15 million credit card numbers