In Coristine’s case, he owns a “company” called Tesla.Sexy LLC, which reportedly controls Russian-registered web domains. He briefly worked at a competitor known for hiring “reformed” black hat hackers and was later fired from that company for sharing confidential company data with a competitor firm.
https://talkingpointsmemo.com/edblog/doge-dives-into-core-national-defense-and-data-systems-across-government