schnorr

Documentation

Index

• Constants
• Variables
• func DeterministicNonce(scalar []byte, messageHash [sha256.Size]byte) []byte
• func Sign(skey *ecdh.PrivateKey, message []byte) ([]byte, error)
• func Verify(publicKeyBytes, message, signature []byte) error

Constants

const ScalarLength = 32

Variables

var (
	ErrInvalidSignature = errors.New("invalid signature")
	ErrInvalidPublicKey = errors.New("invalid public key")
)

Functions

func DeterministicNonce

func DeterministicNonce(scalar []byte, messageHash [sha256.Size]byte) []byte

DeterministicNonce implements RFC 6979, but only for P256/SHA256.

func Sign

func Sign(skey *ecdh.PrivateKey, message []byte) ([]byte, error)

func Verify

func Verify(publicKeyBytes, message, signature []byte) error