just days after South Carolina withdrew its lawsuit against the cryptocurrency exchange Coinbase, Kentucky became the third state to withdraw such lawsuits after Vermont. The Kentucky financial regulatory agency submitted a joint dismissal filing on Monday, officially ending the legal action against Coinbase's custody services. The service was previously accused of violating state securities laws.

blockchain security company CertiK said that cryptocurrency vulnerability exploits and fraud losses dropped to $28.8 million in March, lower than the $1.5 billion surge in losses after Bybit was attacked in February. Stolen funds exceeded $33 million in March, but due to the successful recovery of some stolen funds by decentralized exchange aggregator 1inch, the total losses decreased. CertiK stated in a post on X platform on April 1 that losses caused by code vulnerabilities were the highest, exceeding $14 million; wallet intrusions resulted in over $8 million being stolen. The most serious loss event in March was the exploitation of a smart contract vulnerability in the decentralized lending protocol Abracadabra.money on March 25, resulting in a loss of approximately $13 million.

according to CryptoQuant data, the average unrealized profit rate of current spot Bitcoin ETF holders is 17%. This data reflects that ETF investors are overall profitable in the current market stage.

according to the official announcement of Binance, in order to better adapt to market demand, Binance C2C will adjust the T+1 withdrawal plan starting from April 1, 2025: Binance will add a T+0 withdrawal limit of 1000 US dollars equivalent assets to all users on the basis of the original T+1 withdrawal mechanism. If there are no assets in your Binance account, no matter how much you buy on that day, you can only withdraw up to 1000 US dollars equivalent assets on the day of purchase, and the remaining assets can only be withdrawn 24 hours after the order completion time.

reported by Cryptonews, the largest bitcoin mining hotspot in Russia, Irkutsk Oblast, may ban all cryptocurrency mining activities year-round starting from April 1. The ban will only apply to the southern region of Irkutsk Oblast in Siberia, but it may last until mid-2031.

study by Fidelity Digital Assets shows that the Bitcoin bull market is not over yet, as the "acceleration phase" has not reached its peak. A report from Fidelity Digital Assets questions whether the price of Bitcoin has already experienced a cyclical "peak", or whether Bitcoin is on the edge of another "acceleration phase".

Sam Altman, founder of OpenAI, stated in a post that they will release a "new open-source weight language model" with reasoning capabilities in the coming months, but first they hope to collect feedback on "how to maximize its utility". An open-source weight language model refers to a model that can be publicly used, downloaded, modified, or deployed. Although not as open as a fully open-source model, it is a significant shift compared to the fully closed GPT-3 and GPT-4. OpenAI partially open-sourced the GPT-2 model in February 2019, and completed full open-sourcing in November of the same year. On February 12 of this year, Sam Altman stated that the company plans to release GPT-4.5 and GPT-5 in the coming weeks or months.

according to the official announcement, Bithumb will list the REZ/Korean Won spot trading pair.

according to Cointelegraph, the founder of the decentralized financial protocol SIR.trading, which was recently hacked, "Xatarrer," has issued a plea to the attackers, asking them to return about 70% of the stolen customer funds, otherwise the protocol will not survive. "Xatarrer" wrote in an on-chain message to the attackers on March 31: "This is my proposal, you keep $100,000 as a fair reward for finding critical vulnerabilities, and then return the rest. Even if we break even, there will be no legal disputes or dramatic scenes." Previously, the protocol suffered a $355,000 hack on March 30.

Vitalik Buterin, co-founder of Ethereum, attended the ETHTaipei event today wearing a "Milady" series NFT-style mask.

on-chain data analyst @ai_9684xtpa posted on social media that the situation of "high-frequency small sell orders on the GUN/USDT trading pair on Binance" previously disclosed by him may also be a situation where a large participant in Launchpool has set up a robot to automatically sell coins.

Doodles co-founder @poopie launched a new project Project 02, officially opening the Degen Fusion mechanism yesterday, currently raising approximately 1482 SOL and 119 ETH.

according to PeckShield monitoring, there were over 60 cryptocurrency hacking incidents in the first quarter of 2025, with a total loss of $1.63 billion. Compared to the $706 million in the first quarter of 2024, this is a year-on-year increase of 131%.

Dragonfly managing partner Haseeb Qureshi responded to the community's pessimistic views on the future of the cryptocurrency market. Some investors believe that venture capital firms may suffer heavy losses in the current cycle, as they think tokens lack buyer demand and are difficult to generate significant returns to support fund operations.

market news: U.S. Senator Tommy Tuberville plans to introduce legislation allowing Americans to invest their retirement funds in Bitcoin and other cryptocurrencies.

according to Trader T monitoring, the net outflow of US spot Bitcoin ETF was $60.44 million yesterday.

US Treasury Secretary Besant: President Trump will announce corresponding tariff measures at 3 pm on Wednesday (3:00 am Beijing time the next day).

Citigroup analysts Jin-Wook Kim and Jiuk Choi wrote in a report that due to the sluggish economic activity in the first quarter and the new tariffs implemented in the United States in April, South Korea's GDP growth rate this year may be weaker than expected. Analysts say that the delay in fiscal stimulus measures may also drag down the country's GDP growth. They have lowered their GDP growth expectations for South Korea in 2025 from 1.2% to 1.0%. The government may prepare an additional budget of 100 trillion Korean won in the second quarter and an additional budget of 200 trillion Korean won in the third quarter to support the economy. They added that the central bank may cut interest rates three more times this year - possibly in May, August, and November.

AI infrastructure platform Mahojin has completed a $5 million financing round, led by a16z CSX and Maelstrom. Mahojin aims to create a "GitHub" for AI model creators and dataset developers, with the platform enabling intellectual property tracking and rewarding the original contributors of models and datasets.

Ambient completed a $7.2 million seed round financing, with participation from a16z, Delphi Digital, and Amber Group. Ambient aims to combine artificial intelligence technology to provide fast, affordable, and open smart services. The project uses a proof-of-work mechanism similar to Bitcoin and operates in a manner similar to Solana's network.