Cryptocurrency has become “the payment of choice for perpetrators of child sexual abuse and exploitation,” the lawmakers noted, citing a February FinCEN Trend Analysis from transactions in 2020 and 2021 and a Chainalysis report from this past January. “Existing anti-money laundering rules and law enforcement methods face challenges in effectively detecting and preventing these crimes – and we seek to ensure that Congress and the administration are doing their part to address these challenges.”