Russian-Swedish national Roman Sterlingov was convicted by a federal jury in Washington, D.C., for operating Bitcoin Fog between 2011 and 2021. Bitcoin Fog was one of the longest-running cryptocurrency "tumblers" on the dark web, which cybercriminals from multiple darknet marketplaces used to launder their criminal proceeds. Mixing services allow users to obfuscate the origin of their digital possessions so that they can be safely withdrawn in "fresh" wallets not associated with illicit activiti...