Module util 

Utility functions for signature.

Modules

secp256k1secp256k1 or k256

Secp256k1 cryptographic functions.

Structs

InvalidSignatureS

Error for signature S.

RecoveryError

Opaque error type for sender recovery.

Constants

SECP256K1N_HALF

The order of the secp256k1 curve, divided by two. Signatures that should be checked according to EIP-2 should have an S value less than or equal to this.