@gakonst Without TEE you can build it using vetkeys: https://t.co/cHP9dGorHb. It's a sort of encrypted threshold key derivation, so that not even the nodes performing the derivation have access to the derived key.
We are integrating this on the internet computer: https://t.co/SjxfPvfSpj
🧵(1/3) Today marks a big day for both #ICP and #BTC: canister smart contracts on #ICP can now hold and control native BTC on the bitcoin blockchain, bringing smart contracts to #BTC, powered by the #InternetComputer. https://t.co/jIVi2olypw