Chicago Mercantile Exchange suspended trading for approximately 10 hours on November 28, 2025, after a cooling system malfunction at a CyrusOne data center in Aurora, Illinois. The outage affected futures markets across equities, rates, commodities, and cryptocurrencies. Full functionality was restored at 1:30 p.m. UTC, though delays persisted in some products.

Uzbekistan will launch a regulatory sandbox on January 1, 2026, allowing stablecoin-based payments and issuance of tokenized stocks and bonds under supervised conditions. The National Agency for Perspective Projects and the central bank will manage the framework to test digital payment systems while maintaining strict oversight. Licensed entities will be authorized to issue tokenized equities and bonds, with stock exchanges preparing dedicated platforms for these digital securities.

The International Monetary Fund has warned that tokenized financial markets may experience heightened volatility as automation accelerates settlement processes. The institution highlighted potential flash-crash scenarios driven by instant execution mechanisms. Early modeling suggests asset-management costs could decline by up to 20%, though speed-driven efficiency may amplify systemic shocks during periods of market stress.

U.S. spot Solana exchange-traded funds recorded $8.1 million in net outflows on November 26, marking the first negative session since launch. The reversal ended a 21-day consecutive inflow period that had positioned Solana among the fastest-growing ETF markets for non-Bitcoin digital assets, according to SoSoValue data.

A Chrome extension named Crypto Copilot has been injecting concealed transfer instructions into Solana trades, extracting at least 0.0013 SOL or 0.05% per transaction since June 2024. Socket's Threat Research Team uncovered the scheme, revealing that the tool appends unauthorized transfers to legitimate Raydium swaps. Users reviewing wallet confirmation screens see only summarized transaction details, leaving the additional instruction undetected during approval.

Major U.S. exchanges including Nasdaq, Cboe, and CME are opposing SEC proposals that would allow crypto platforms to offer tokenized stocks under reduced regulatory requirements. The World Federation of Exchanges warned in a November 21 letter that broad exemptions could create competitive imbalances and weaken investor protections. The exchanges argue that lighter oversight for crypto firms could undermine market structure and divert trading volume from traditional venues.

Grayscale Investments filed with the Securities and Exchange Commission on Wednesday to convert its Zcash Trust into an exchange-traded fund. The application seeks to create the first regulated ETF offering exposure to Zcash, a cryptocurrency utilizing zero-knowledge proofs to enable private transactions. ZEC has surged nearly 1,000% over the past year, climbing from approximately $40 in September to above $700 by late November.

Representatives Ted Lieu and Neal Dunn introduced the AI Fraud Deterrence Act on November 25, 2025, establishing enhanced penalties for crimes committed using artificial intelligence. The legislation authorizes prison sentences of up to 30 years and fines reaching $2 million for AI-assisted bank fraud. Impersonation of federal officials using AI would carry three-year terms and $1 million fines.

Bitcoin Depot Inc. faces an $18.47 million arbitration award issued by a Canadian tribunal to Cash Cloud over allegations of defective hardware and software that rendered thousands of Bitcoin ATMs inoperable. The ruling follows hearings conducted between December 2024 and October 2025, according to a November 24 Form 8-K filing. Cash Cloud, which operated over 5,700 ATMs before filing for bankruptcy in 2023, claimed that systems supplied by BitAccess Inc.—acquired by Bitcoin Depot in 2021—left significant portions of its fleet non-functional. Bitcoin Depot stated that BitAccess plans to challenge the ruling.