Polygon co-founder Daniel Lubarov said on the X platform that its zero-knowledge proof system Plonky3 can now process more than 2 million Poseidon2 hash operations per second. This progress is mainly related to memory optimization, including avoiding data copying, skipping zeroing operations, and merging FFT steps to keep content in cache.

Yesterday (October 30, EST), Bitcoin spot ETFs had a total net inflow of $893 million. As of press time, the total net asset value of Bitcoin spot ETFs was $72.458 billion, and the ETF net asset ratio (market value to the total market value of Bitcoin) reached 5.03%, with a historical cumulative net inflow of $24.177 billion.

A report from the Financial Services Commission of South Korea shows that the number of cryptocurrency investors in the country reached 7.78 million in the first half of 2024, up 21% from 6.45 million in the second half of 2023. During the same period, the average daily trading volume of cryptocurrencies increased by 67%, from 3.6 trillion won to 6 trillion won. In addition, the total market value of cryptocurrencies in the country increased by 27% to 55.3 trillion won. The profits of 21 local crypto exchanges also jumped 106% to 590 billion won.

Well-known American investor Mark Cuban received 475 ETH (about $1.28 million) from the Genesis Trading associated address 11 hours ago. It has been three months since he last traded Ethereum. His earliest cryptocurrency trading can be traced back to 2017, when ETH was only $400. Rootdata data shows that he has also invested in well-known projects such as Polygon, Arbitrum, and Swell.

SUNRAY FINANCE private key was leaked; the attacker gained ownership of SUN and ARC tokens and minted a large number of tokens, which were then sold to exhaust the trading pairs. At present, the attacker has stolen $2.855 million.

A new investigation by Loock Advising shows that MrBeast, a YouTube celebrity with 320 million followers, has been engaged in long-term insider trading, misleading investors, and using his influence to promote tokens and then dumping them on the market. MrBeast has made a total profit of more than $23 million in more than 50 crypto wallets. The investigation found that projects related to MrBeast include: SuperFarm, ERN, AIOZ, Refinable, CryptoPunks, VeeFriends, SHOPX, XCAD, Jigstak (STAK), Polychain Monsters (PMON), Boson Protocol (BOSON), Standard Protocol (STND), Ally Direct (DRCT), Ternoa (CAPS), METIS L2 (METIS), PlayMetaGods, MetaWars, etc.

A whale transferred 92,751 SOL (about 16.34 million US dollars) to Binance 5 hours ago, realizing a profit of 3.3 million US dollars.

MicroStrategy Executive Chairman Michael Saylor appears to have been deceived by a social media post containing false information about Trump’s stance on taxing cryptocurrencies. In an X-post to his more than 3.6 million followers on Oct. 30, Saylor quoted Trump as saying that cryptocurrencies should not be taxed and that “Bitcoin is money.”

Microsoft shareholders have begun a preliminary vote on whether the company should invest in Bitcoin.

Social media platform Reddit disclosed in a recent filing with the U.S. Securities and Exchange Commission (SEC) that the company sold most of its cryptocurrency holdings in the third quarter of 2024, most of which came from its Bitcoin and Ethereum reserves, with proceeds from the sale of cryptocurrencies of $6.869 million. However, Reddit added that the book value of its cryptocurrencies and the gains recognized from the sale were negligible in this reporting period. The document also revealed that Reddit's advertising demand has declined since the epidemic due to global economic concerns, rising interest rates, and uncertainty in geopolitical conditions.

The operator of cryptocurrency “market maker” MyTrade has pleaded guilty, the Justice Department said, as part of a larger crackdown earlier this month that brought charges of market manipulation against multiple companies and individuals. Liu Zhou, 39, will stand trial in federal court early next year for “wash trading clients’ cryptocurrencies on multiple cryptocurrency exchanges,” according to the Justice Department. Liu told others that “we do self-trading — buy and sell within the same second,” and that his volume bots can do “pump and dump.” Liu also allegedly said his company’s purpose was to find “other buyers in the community, people you don’t know or care about,” because in order for tokens to make a profit, those buyers would have to lose money.

Crypto exchange Coinbase Global Inc. has added $25 million in funding to Fairshake, a digital asset industry political action committee that has become a major force in U.S. elections.

Lottie Player suffered a supply chain attack earlier today, which may have affected projects such as 1inch and Movement.

New York federal court was ruled by Judge Lewis A. Kaplan to avoid prison for former FTX engineering director Nishad Singh for his role in the multi-billion dollar fraud case involving FTX. Singh was a key witness whose testimony helped convict the mastermind of the fraud, FTX founder SBF.