Prosecutors say Oxygen Forensics kept Russian shareholders off the paperwork while selling hacking tools to US agencies.
A service that rented out denial-of-service floods for three years is offline, but the market it served is not.
A Russian man is extradited to face charges over Excel macro malware sent to roughly 80,000 freelancers.
The US firearms bureau says intruders hit a standalone system tied to its investigations.
Kyle Spitze, an original 764 member, draws the longest federal sentence yet imposed on a nihilistic violent extremist.
US prosecutors charge 17 Iran-linked hackers over a decade of university and corporate data theft.