CipherTrace expert says Chainalysis data contributed to ‘wrongful arrest’ of alleged Bitcoin Fog founder

cointelegraph.com:

Jonelle Still, the director of investigations and intelligence at CipherTrace, a Mastercard company, recently submitted a report supporting the defense in the United States v. Roman Sterlingov, a criminal case involving the Bitcoin Fog cryptocurrency mixing service. 

The company’s involvement in the case comes at the behest of Sterlingov’s defense attorneys and includes a 41-page report detailing Still’s opinion on the efficacy of data obtained by the prosecution from blockchain investigation organization Chainalysis.

At the core of the report is the assertion that data provided by Chainalysis cannot be corroborated on-chain:

Sterlingov has been accused by the United States government of being the founder of Bitcoin Fog, a cryptocurrency mixing service that allegedly participated in illegal money laundering transactions in the claimed amount of $336 million.

As Cointelegraph reported, Sterlingov was arrested in April of 2021 after a 10-year investigation resulted in the allegations. According to his attorneys, the criminal claims were based on evidence provided by Chainalysis.

In a recent podcast, Sterlingov’s legal representatives, Tor Ekeland and Michael Hassard, laid out the case from their perspective. They assert that Chainalysis failed to trace transactions back to their client using data and instead merely provided the prosecution with an opinion on the matter of who founded Bitcoin Fog.

Ekeland and Hassard claim that the government’s case is built on Chainalysis’ data and the assertion that in 2019 IRS agents sent a message to “whatever they think is the help desk or whatever” at Bitcoin Fog asking if the service would be good to launder Bitcoin they’d earned selling “molly” (a street name for