According to the source, Reid Hoffman said crypto is the preferred payment rail for ransomware targeting critical infrastructure and hospitals. source: Reid Hoffman on X, Nov 8, 2025 Ransomware remains a material regulatory headline risk for BTC and privacy coins, with Chainalysis estimating ransomware revenues exceeded $1.1B in 2023, primarily paid in BTC. source: Chainalysis, 2024 Crypto Crime Report U.S. Treasury and OFAC have sanctioned mixing services used by ransomware actors, including Sinbad in 2023, tightening compliance expectations at exchanges that handle BTC flows. source: U.S. Treasury/OFAC press release, Nov 2023 Major exchanges have delisted privacy coins amid compliance concerns, such as Binance removing XMR on Feb 20, 2024, highlighting liquidity and listing risk for privacy-focused assets. source: Binance Token Delisting Notice, Feb 6, 2024