Bitfinex Hacker Turns Witness Against Bitcoin Fog After Moving On
• Ilya Lichtenstein, who pleaded guilty to laundering billions in the Bitfinex hack, is now a government witness against Bitcoin Fog mixing service
• Lichtenstein testified he used Bitcoin Fog and other mixers to "obfuscate" hacked funds, but it wasn't his main laundering method
• He said he moved on from Bitcoin Fog after finding other services "better suited his purposes"
• U.S. authorities arrested and charged Bitcoin Fog operator Roman Sterlingov with money laundering in 2021
• Lichtenstein's plea in the Bitfinex hack case involved unprecedented seizure of billions in crypto by U.S. Department of Justice