Law enforcement agencies in Europe and the U.S. have taken down ChipMixer, the world's largest centralized crypto mixer service, that laundered over $3.75 billion worth of digital assets linked directly to cybercrime and illicit activities.
"Authorities Shut Down ChipMixer Platform Tied to Crypto Laundering Scheme"
https://thehackernews.com/2023/03/authorities-shut-down-chipmixer.html