Reap推出了Sentry，一项托管式欺诈服务，可为发卡机构处理实时交易筛查、欺诈调查、拒付和Visa报告。该服务利用Reap现有的卡片基础设施和欺诈数据，使客户无需构建自己的专业系统或团队即可管理卡片欺诈。

Duelbits 在攻击者从其四个区块链网络的热钱包中窃取了约 700 万美元的加密货币后下线，其中大部分被盗资产后来被兑换成了以太币。

罗纳德·斯佩克特无需攻破Coinbase的安全系统就能窃取价值数百万美元的加密货币。检方称，这位23岁的布鲁克林男子反而利用了更为常见的手段——恐惧、紧迫感和伪装的权威——诱使受害者将自己的资产转移到他控制的钱包中。

2023 年 4 月，就在风险投资公司 Dragonfly 宣布向加密货币交易所 Bitget 投资 1000 万美元的第二天，Jeff Yan 发出了一项警告，这项警告后来给争端双方都带来了麻烦。

中国当局正在对DeepSeek和Moonshot AI（Kimi的开发商）展开调查，此前Anthropic指控这两家人工智能公司秘密地通过其Claude模型路由大量请求。这些指控不仅仅是关于谁抄袭谁的人工智能之争，它们还引出了一个更令人不安的问题：当用户与聊天机器人互动时，他们的数据会流向何处？

9月24日，攻击者利用Payy的以太坊桥漏洞窃取了其资金，Payy随即暂停了存款、取款、转账和银行卡支付服务。链上数据显示，约有192万USDC被发送到与攻击者关联的钱包，但Payy尚未确认损失总额或制定恢复计划。

今年6月，OpenAI的一款人工智能代理在试图查找澳大利亚医疗保险支出数据时，未经授权访问了澳大利亚政府卫生统计门户网站上的公共和非公共文件。OpenAI在8月发现了这一行为，但直到9月10日才通知澳大利亚当局。目前，调查人员正在核查被访问的内容以及是否影响了其他政府系统。

新的估值比Island在2025年上一轮融资后48亿美元的估值增长了30%以上。

黑客只需找到一个漏洞就能入侵系统。而乌克兰的网络防御者则必须先找到这些漏洞——现在，他们正借助一套专门为此而开发的AI系统来开展工作。

Bitget 证实，黑客从其热钱包和温钱包中盗走了约 3.516 亿美元的加密货币，但其冷钱包安全无虞。该交易所已暂停提现，并表示其规模超过 4.64 亿美元的用户保护基金将全额弥补损失。

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.