Standard Library Crypto Functions

function

secp256k1_recover

secp256k1_recover recovers a public key from a secp256k1 signature.

Inputs

Name
message
Description
The hash of the original message that was signed.
Name
signature
Description
The signature that was produced using the secp256k1 elliptic curve algorithm.

Output

Name
value
Description
The recovered public key.

Example using secp256k1_recover

output "recovered_public_key" {
    value = secp256k1_recover("0x6a2ce4b8aab1ef79aa1aa617cf6b72d7146857b83055e203b67c5177faef212c", "0x0165a85a1e64d7157d678d177bc8a9e6bfb8d750458d52a31c34abe1e56475b5eb62f183a5e6ddbced38fca93a8ff1c73b4ce66231e39392572af916b5303fbe12")
}
// > recovered_public_key: 0x03b3e0a76b292b2c83fc0ac14ae6160d0438ebe94e14bbb5b7755153628886e08e