The Bitcoin Policy Institute has challenged MSCI over its proposed "non-operating company" rule, citing metadata suggesting the measure may be a repackaged version of an earlier plan to exclude crypto treasury firms like Strategy and Metaplanet from global indexes.

More than 40 bitcoin and crypto firms have signed an open letter urging leading AI labs to grant independent security researchers access to frontier models, arguing that defenders of open-source financial infrastructure are falling behind attackers who already exploit cutting-edge AI capabilities.

Kraken parent company Payward has joined Anthropic's Project Glasswing, using Claude Mythos 5 to scan financial infrastructure and open-source code for vulnerabilities.