A post by @WuBlockchain on X.

Chainalysis disclosed that a security incident exposed the names, usernames, password hashes, and valid authentication tokens of all of its users, with some plaintext passwords also leaked. The blockchain analytics firm updated its earlier incident notice to confirm the broader scope of the breach. The exposure of valid tokens is the most immediate concern, since they could allow access to accounts without a password reset. Chainalysis has not disclosed how many users were affected or detailed the volume of data involved. Users should watch for forced token revocations and password resets, and for any follow-up disclosure clarifying the number of accounts and the breach window.