Washington state's Department of Financial Institutions issued a Temporary Cease and Desist Order against Bitcoin ATM operator Coinme on December 1, 2025. The Seattle-based company must halt money transmission services and return over $8 million to customers. The regulator alleges the firm illegally converted unredeemed customer funds into corporate revenue, violating the state's Uniform Money Services Act.

Ethereum activated the Fusaka upgrade, introducing PeerDAS technology that enables nodes to verify smaller data samples instead of complete blobs. The block gas limit increased to 60 million, allowing rollups including Arbitrum, Optimism, and zkSync to post larger data batches at lower costs. The protocol-level changes require no action from wallet holders or application users.

Ripple CEO Brad Garlinghouse projected Bitcoin will reach $180,000 by the end of 2026, speaking at Binance Blockchain Week. He cited improved U.S. regulatory clarity and strong macroeconomic tailwinds as primary drivers. Bitcoin currently trades at $93,465 following recent market volatility.

Solana Mobile will launch its SKR governance token in January 2026 with a total supply of 10 billion units, allocating 30% to airdrops for Seeker and Saga device holders. The announcement came hours after Ledger researchers disclosed a hardware vulnerability in the MediaTek Dimensity 7300 chip used in Seeker smartphones that could enable private key extraction through physical access. The token will implement 10% initial inflation declining to a 2% terminal rate, with distribution including 25% for growth initiatives and 15% for Solana Mobile.

Strategy has set aside $1.44 billion in cash to cover dividend payments on preferred stock and interest obligations for at least 12 months, data show. The reserve represents a structural shift from the company's historical practice of channeling capital primarily into Bitcoin accumulation. Monthly BTC purchases dropped from 134,000 BTC in 2024 to 9,100 BTC in November 2025.

Bitcoin recovered from $86,286 on December 2 to $93,324, gaining 8%, while American Bitcoin (ABTC) shares dropped as much as 50% intraday. The divergence reflects different catalysts: Bitcoin benefited from improved macroeconomic conditions and Vanguard's expanded crypto ETF access. ABTC suffered from a lock-up expiry that flooded the market with previously restricted shares.

Grayscale's GLNK, the first U.S. exchange-traded product tracking Chainlink, drew more than $41 million in inflows during its debut trading session. The fund closed its first day with approximately $64 million in assets under management. Analysts described the performance as notably strong for a new crypto ETP focused on oracle infrastructure.

Digital banking platform Revolut integrated native Solana (SOL) functionality on December 3, enabling its 65 million users to make payments, transfers, and stake SOL directly within the app. The update expands beyond previous trading-only capabilities to include peer-to-peer transactions and withdrawals using SOL, USDT, and USDC on the Solana network. Revolut previously offered limited blockchain network access for Bitcoin, Ethereum, and Ripple transactions.