The UK government has sanctioned Xinbi, a Chinese-language crypto “guarantee marketplace,” aiming to cut the platform off from what it described as the legitimate crypto ecosystem. The measures include freezing any UK-linked assets and banning UK businesses and individuals from providing goods, services, loans or investments to Xinbi. Chainalysis estimates Xinbi processed more than $19.9 billion in illicit flows between 2021 and 2025.

US Representative Maxine Waters is seeking details on the Federal Reserve Bank of Kansas City's approval of a limited-purpose master account for Kraken Financial, after the Wyoming-chartered unit became the first crypto-native firm to obtain a Fed Master Account in March. In a Thursday letter, she asked Fed President Jeff Schmid to respond by April 10 on what services Kraken can use, what limits apply, and what anti-money laundering and consumer protection factors were reviewed.

Commentary shared March 25, 2026 says major financial market institutions are moving key functions onto blockchain networks to speed transactions, cut friction, and broaden access. A16z Crypto operating partner Jason Rosenthal argues this shift resembles a full migration rather than scattered pilots, pointing to tokenization features like fractional ownership and faster settlement. The discussion also cites initiatives involving DTCC and major exchanges as examples of institutional on-chain momentum.

On 25 March, Reserve Bank of Australia Assistant Governor Brad Jones said the debate has moved from whether tokenization belongs in Australia's financial system to how it should be implemented, with 24/7 trading in focus. Project Acacia outlined potential annual efficiency gains of $16.7 billion, while AUD stablecoins remain small at $10.5 million in total market cap, led by AUDD at $10.35 million.

The UK government has sanctioned Xinbi, a crypto-linked marketplace it says supported scam centres across Southeast Asia. Announced in a statement on 26 March, the measures aim to cut the platform off from legitimate crypto rails by restricting its ability to send and receive funds. The action also targets people and entities connected to the "#8 Park" compound in Cambodia, which is believed to have capacity for up to 20,000 workers.

On Wednesday, Trust Wallet introduced Agent Kit, a developer tool designed to let AI agents carry out real crypto transactions on more than 25 blockchains while keeping wallet control with users. The release supports two setups: a dedicated agent wallet with pre-set permissions, or a WalletConnect flow where an agent proposes actions that require user approval. Trust Wallet said the kit can be initialized from account creation to a working agent in under 15 minutes and is available via its Developer Portal.

Hong Kong has implemented new National Security Law rules effective March 23 that make it a criminal offense to refuse to provide passwords or help decrypt personal electronic devices. The measures apply to residents, visitors, and even transit passengers at Hong Kong International Airport, and allow police to access and retain phones or laptops deemed relevant to national security cases. While not aimed at digital assets, the change may affect people who manage crypto wallets, exchange logins, or authentication tools on their devices.

Brazil has published Law No. 15.358, creating rules to combat organized crime and allowing confiscated cryptocurrency to be provisionally used by public security agencies. The measure also permits authorities to restrict transactions on crypto exchanges when digital assets are treated as instruments of a crime, with use of forfeited assets subject to a judge's authorization.