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stefandeml/ZoKrates Identity-linked Proof of Knowledge

Last active December 18, 2021 11:16
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ZoKrates Identity-linked Proof of Knowledge
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ZoKrates Identity-linked Proof of Knowledge
import "ecc/babyjubjubParams.code" as context
import "ecc/proofOfOwnership.code" as proofOfOwnership
import "hashes/sha256/512bitPacked.code" as sha256packed
def hash(private field[4] secret) -> (field[2]):
return sha256packed(secret)
def main(field[2] pkA, private field[4] secret, private field skA) -> (field[2]):
// load BabyJubJub context
context = context()
// prove ownership of skA
proofOfOwnership(pkA, skA, context) == 1
// return hash
return hash(secret)
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