A British individual allegedly connected to the theft of $243 million from a Genesis creditor may have been detained in Dubai, blockchain investigator ZachXBT stated on December 5. Approximately $18.58 million in cryptocurrency was reportedly seized from addresses linked to the suspect. UAE authorities have not publicly confirmed any arrests or asset seizures related to the case.

Italy's securities regulator CONSOB has set December 30, 2025 as the final deadline for crypto platforms to transition from domestic registration to the EU's Markets in Crypto-Assets regime. Firms that file for MiCA authorization before the cutoff may continue serving Italian clients provisionally until approval or until June 30, 2026. Platforms that do not seek authorization must cease operations, notify users, and return all funds by the deadline.

XRP dropped more than 4% on December 5, extending a decline that has erased over 30% of the token's value since October 5. Data show $7.83 million in long positions were liquidated in the past 24 hours as bearish pressure mounted. Sentiment metrics turned 72% more bearish, reaching their lowest level in approximately two months, according to Santiment.

HashKey Holdings Ltd. plans to begin accepting investor orders for its Hong Kong initial public offering as early as next week. The cryptocurrency exchange operator aims to raise at least $200 million, according to Bloomberg. The company may list shares before the end of December, though the offering size and timing remain subject to market conditions.

XRP Ledger validators face a critical deadline to upgrade to rippled version 2.6.2 within approximately two weeks. Failure to complete the update may result in nodes being amendment-blocked from the network. The release introduces the fixDirectoryLimit amendment and addresses a bug related to Batch transaction failures.

Cloudflare experienced a service disruption on December 5, 2025, affecting major websites including government portals, LinkedIn, and cryptocurrency platforms such as Coinbase. The company deployed a fix within 10 minutes after detecting elevated error rates in Workers scripts at 09:38 UTC. Solana-based protocols including Jupiter Exchange and Raydium reported user interface failures, though backend systems remained operational.

The Commodity Futures Trading Commission has authorized spot cryptocurrency products to trade on federally regulated U.S. futures exchanges for the first time. Acting Chairman Caroline Pham said the decision aims to provide American investors with secure, regulated domestic trading options rather than relying on offshore platforms. The authorization follows Congressional reforms enacted fifteen years ago to strengthen U.S. markets after the financial crisis.

Italian authorities have set December 30, 2025 as the final deadline for virtual asset service providers to submit authorization applications under the Markets in Crypto-Assets Regulation framework. Operators that fail to file by this date must cease operations and terminate client relationships. Law Decree 95/2025 extended the original June 30 cutoff by six months to allow firms additional preparation time.