美国国会两党联合发起的一项调查指控Webull与中国有着千丝万缕的联系，可能危及美国投资者的数据和资产安全。调查指出，Webull的股权结构、员工队伍和技术系统均与中国存在关联。Webull否认了这些指控，称美国客户数据存储在美国境内。报告发布后，Webull股价下跌近20%。

美国政府通过一系列近期交易秘密转移了价值数十亿美元的比特币，其中包括向 Coinbase Prime 转账 7.7 亿美元，以及在 Bitfinex 黑客事件中查获的另一笔价值 10.1 亿美元的比特币转移。

哈萨克斯坦正朝着将数字资产纳入其金融基础设施的方向迈出又一步，Tether 与该国中央银行和阿拉套市管理局合作，探索与坚戈挂钩的稳定币以及现实世界资产的代币化。

OpenAI表示，大多数青少年每天使用ChatGPT的时间不超过15分钟，而使用时间超过3小时的青少年不到2%。该公司正在添加更多研究工具，但Common Sense Media质疑ChatGPT青少年版能否可靠地提醒家长注意敏感对话。

希腊正着手正式对加密货币利润征税，一项新的法案草案提议对数字资产征收 10% 的资本利得税，同时规定了一些豁免条款，这可能会减轻小型投资者和加密货币之间交易的负担。

欧洲刑警组织警告称，加密钱包而非区块链才是未来量子计算机带来的主要风险，并敦促业界立即采取更强有力的安全措施。该机构表示，泄露的比特币密钥无法修复，目前已有约604万枚比特币面临风险，同时还警告称，加密数据正被收集以备将来解密之用。

三星将于10月下旬起为美国8200万台Galaxy设备用户在其Samsung Wallet钱包中添加USDC跨境转账功能。用户可以通过Solana向60多个国家/地区的钱包或银行账户发送USDC。

埃隆·马斯克再次跻身万亿富翁行列——但这仅仅是故事的一部分。据彭博亿万富翁指数显示，由于其在SpaceX和特斯拉的股份价值大幅反弹，马斯克的财富在一天之内暴涨654亿美元，达到约1.04万亿美元。

Meta推出了新的AI工具，用于检测看似无害但实则暗藏玄机、将用户引导至儿童性虐待内容的广告，并屏蔽相关账户和链接。

由美国总统唐纳德·特朗普家族支持的加密货币企业 World Liberty Financial (WLFI) 正试图将其面值 1 美元的稳定币推广到加密货币市场之外，并进入主流在线企业使用的支付基础设施。

On Sep 21, 2026, 11:47 AM(UTC). According to Binance Market Data, Bitcoin has crossed the 84,000 USDT benchmark and is now trading at 84,834 USDT, with a narrowed 5.43% increase in 24 hours.

On Sep 21, 2026, 11:47 AM(UTC). According to Binance Market Data, BNB has crossed the 790 USDT benchmark and is now trading at 792.359985 USDT, with a narrowed 5.36% increase in 24 hours.

Hyperliquid's market value has exceeded that of Nasdaq and the London Stock Exchange. According to Odaily, the report states this comparison without providing additional details.

Bitcoin BLAKE2b developers plan to restrict miners from unlocking newly mined tokens, with a 45-day waiting period and the change slated for activation at block height 973440. According to ChainCatcher, the chain forked from Bitcoin on August 8, and its native token BTCB2 has been labeled by some trading platforms as Bitcoin BLAKE2b, Bitcoin BIP-110, or XBT. BTCB2 has fallen 84% from its September high of $1,799 and was trading at about $270 to $315 in recent hours. Developer Luke Dashjr said some BLAKE2b mining pools are “attacking” the network. After the fork, the chain kept Bitcoin’s difficulty setting and mined only about 8 blocks in the first 22 days before resuming operations through BLAKE2b hashing and difficulty adjustments. The chain is not listed by most trading platforms or by CoinGecko and CoinMarketCap, while Neoxa has said it will support the upcoming soft fork.

Foresight News reported that Hong Kong-listed game company Boyaa Interactive (stock code: 0434) announced it bought 152 bitcoin last week at an average price of $75,899. The purchase totaled about $11.56 million and was funded by idle cash reserves generated from the company’s operations. According to Foresight News, Boyaa Interactive held 4,468 bitcoin as of the announcement date, with an average cost of about $68,543.

Perpetual futures linked to Volmex's Bitcoin Volmex Implied Volatility Index debuted on Hyperliquid on Monday. According to NS3.AI, the market allows traders to take long or short positions on bitcoin's expected volatility rather than its price direction. The launch was described as the first onchain perpetual futures market for Volmex's bitcoin volatility index.