Crypto.Ecdsa.Utils

ECDSA module helper functions.

Documentation

importKey :: ByteArrayAccess privateKey => privateKey -> PrivateKey

Import ECDSA private key from byte array.

Input array should have 32 byte length.

exportKey :: ByteArray privateKey => PrivateKey -> privateKey

Export private key to byte array (32 byte length).

derivePubKey :: PrivateKey -> PublicKey

Get public key appropriate to private key.

WARNING: Vulnerable to timing attacks.

exportPubKey :: ByteArray publicKey => PublicKey -> publicKey

Export public key to byte array (64 byte length).

exportPubKeyCompress :: ByteArray publicKey => PublicKey -> publicKey

Export compressed public key to byte array (33 byte length).