On December 20, 2025, a crypto investor mistakenly sent $50 million in USDT to a poisoned address. Within 30 minutes, the funds were swapped to DAI and then 16,690 ETH, with 16,680 ETH routed through Tornado Cash; on-chain timestamps show a 0.005 USDT test and the large transfer minutes apart.

A crypto user mistakenly sent 49,999,950 USDT to a look‑alike address, an incident attributed to address poisoning, according to SlowMist. The funds were rapidly moved into ETH, split across wallets, and partly routed via Tornado Cash; on December 20, 2025, Cos shared the involved addresses. The wallet had been active about two years with frequent USDT transfers.

On 20 December 2025, Klarna entered a partnership with Coinbase enabling institutional investors to fund its lending operations using stablecoins. The arrangement routes capital on-chain into short-term, interest-free consumer loans, with blockchain settlement cited for faster cycles and transparency. The move reflects stablecoins’ shift toward financial infrastructure.

On December 20, 2025, the Museum of Modern Art added eight CryptoPunks to its permanent collection, recognizing the series' significance in digital and cultural history. According to CryptoPunks, the gift was facilitated by donors including Mara Calderon and ArtOnBlockchain, with additional contributions from collectors, and the collection continues to show steady market activity.

Gemini, joined by more than 125 organizations, has asked the U.S. Congress to retain the Genius Act's original language to preserve stablecoin reward programs. The coalition argues that curbing rewards would weaken competition and user incentives across platforms such as Gemini, Kraken, and Coinbase. The Genius Act was passed in June 2025.

Led by the Blockchain Association, 125 crypto and fintech organizations sent a letter on December 18, 2025 to Senate Banking leaders Tim Scott and Elizabeth Warren opposing efforts to widen the GENIUS Act's stablecoin yield ban beyond issuer payments. The coalition argued the move would suppress consumer rewards and shield traditional banks, and disputed Treasury's $6.6 trillion deposit-flight projection.

Prosecutors charged 23-year-old Brooklyn resident Ronald Spektor with stealing roughly $16 million in cryptocurrency from about 100 Coinbase users. He allegedly impersonated a Coinbase representative and used social engineering to pressure victims to transfer funds, with a judge setting bail at $500,000. Authorities reported asset seizures and said recovery efforts continue.

Rep. Min Byoung-dug of South Korea’s Democratic Party urged the government to institutionalize and expand the legal use of stablecoins to protect payment sovereignty. Speaking at the final session of the eighth Global Business Forum in Seoul, he said stablecoins are now essential for cross-border payments and trade, warning that delays could entrench reliance on dollar-pegged assets.