Bybit CEO Ben Zhou wrote on X that a hacker "took control of the specific ETH cold wallet and transferred all the ETH in the cold wallet to this unidentified address."
"Control" has a specific meaning under UCC Article 12, which was ratified in 2022 and is slowly being adopted by U.S. states. It links some rights to control/possession of keys, even if a blockchain asset may have been stolen before being sold, https://www.clearygottlieb.com//news-and-insights/publicatio...> Article 12 – dealing directly with the acquisition and disposition of interests (including security interests) in “controllable electronic records,” which would include Bitcoin, Ether, and a variety of other digital assets ... a good faith purchaser for value who obtains control (a “qualifying purchaser”) takes its interest free of conflicting property claims... Control under Article 12 is designed to be a technology-neutral functional equivalent of “possession.” It generally encompasses circumstances when a party has the “private key”