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oasisprotocol / oasis-core

Performant and Confidentiality-Preserving Smart Contracts + Blockchains
https://oasisprotocol.org
Apache License 2.0
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keymanager/src/churp: Implement key derivation function #5699

Closed peternose closed 1 month ago

peternose commented 2 months ago

Tool for deriving keys from a secret key produced by the key derivation center (a feature of churp).

let shared_secret; // x-coordinate of a point on a curve
let salt; // runtime ID || churp ID || key ID
let state_key = Kdf::state_key(shared_secret, salt);
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