On Saturday, September 27, 2025, at approximately 22:00 Singapore time (SGT), the Hyperdrive team was alerted to suspicious on-chain activity affecting the Primary and Treasury USDT₀ markets. Out of an abundance of caution, all markets were immediately paused while we investigated. Following a rapid internal review, we confirmed that the activity was the result of a malicious exploit. Our incident response plan was activated, and a dedicated war room was assembled consisting of the Hyperdrive...