Cryptocurrency exchange Bullish announced that it has selected Solana, Aptos, and Ethereum as the initial networks for its stock tokenization service. Issuers can choose the network to issue tokenized shares, with share registration records held by a transfer agent. Solana is the first supported network, with Aptos and Ethereum to be added later. On October 27, Bullish and Equiniti demonstrated on the NYSE the transfer of 61 million tokenized Bullish reserved shares on Solana. These shares are intended for the acquisition of Equiniti, with the transaction expected to close in January 2027, subject to regulatory approval.

[GitBook Infrastructure Received Unauthorized Access, All Personal API Tokens Revoked] GitBook infrastructure credentials received unauthorized access on November 2nd. The platform has revoked all personal API tokens and is requiring users to rotate third-party tokens and keys used to connect to other tools. The attack used an AI agent, and the attacker may have accessed integration tokens, Git Sync keys, API tokens, and issues submitted by visitors to GitBook Assistant. No evidence of modification of customer content has been found. GitBook has blocked the attacker and fixed the vulnerability. Applications, APIs, and published documents have been restored, but some services may still be affected.

CZ stated that competition among cryptocurrency exchanges was put on hold at a critical moment, with even some competitors with unfriendly relations with Binance offering assistance.

Security firm Salus detected that approximately 3,600 stolen SOL tokens were transferred via automated scripts through multiple paths and stripped from the blockchain, flowing into the HitBTC hot wallet at 16:51 on November 3rd. Salus points out that HitBTC is involved in multiple cryptocurrency thefts and money laundering cases, with approximately $22 million in illicit funds flowing into the platform as of July this year. In the approximately $1.4 billion theft from Bybit, at least $3.68 million linked to North Korean money laundering networks flowed into HitBTC, and Bybit's requests for assistance in the investigation have not been responded to.

Binance increased its investment in AI detection technology after attackers used compromised computers and internal AI tools to take control of its wallets.