Class BLSPrivateKeyParameters

java.lang.Object

org.bouncycastle.crypto.params.AsymmetricKeyParameter

org.bouncycastle.crypto.params.BLSKeyParameters

org.bouncycastle.crypto.params.BLSPrivateKeyParameters

All Implemented Interfaces:

CipherParameters

public class BLSPrivateKeyParameters
extends BLSKeyParameters

Private-key parameters for a BLS signature scheme. The underlying secret is an integer in [1, r - 1], where r is the suite's G1 / G2 subgroup order.

Constructor Summary

Constructors

Constructor	Description
BLSPrivateKeyParameters(BLSParameters params, BigInteger sk)

Method Summary

Modifier and Type	Method	Description
byte[]	getEncoded()
BigInteger	getSecret()

Methods inherited from class BLSKeyParameters

getParameters

Methods inherited from class AsymmetricKeyParameter

isPrivate

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BLSPrivateKeyParameters

public BLSPrivateKeyParameters(BLSParameters params,
 BigInteger sk)

Method Details

getSecret

public BigInteger getSecret()

Returns:

the BLS secret scalar.

getEncoded

public byte[] getEncoded()

Returns:

the canonical 32-byte big-endian encoding of the secret scalar, matching the sk_to_lebytes/os2ip convention used by draft-irtf-cfrg-bls-signature KeyGen.