The U.S. Department of the Treasury sanctioned Iranian cryptocurrency exchange BitBank in September 2026 over allegations that it transferred hundreds of millions of dollars in Bitcoin to the Islamic Revolutionary Guard Corps

Lawsuits, settlements and criminal cases brought by regulators and prosecutors against crypto firms and individuals.

Licensing, custody, and market-conduct rules for platforms where people trade digital assets, shaped by collapses like FTX and jurisdictional disputes between regulators.