Tornado Cash
Sanctions Evasion and Crypto: The Policy Response to North Korea, Russia, and Iran
North Korea's $1.5B Bybit hack, Russia's post-invasion crypto use, and Iran's years-long crypto mining for sanctions evasion have produced a specific policy response — FATF tightening, OFAC designations, Tornado Cash sanctions — that defines the security dimension of crypto regulation.
Sanctions Screening for Crypto
The obligation of crypto exchanges and other VASPs to screen transactions and counterparties against sanctions lists, including the landmark Tornado Cash litigation that tested whether smart contracts can be sanctioned.