Constructor Detail

• ECUtil

  public ECUtil()

Method Detail

• getDomainParameters

  public static ECDomainParameters getDomainParameters​(ProviderConfiguration configuration,
                                                       ECParameterSpec params)

• getDomainParameters

  public static ECDomainParameters getDomainParameters​(ProviderConfiguration configuration,
                                                       X962Parameters params)

• generatePublicKeyParameter

  public static AsymmetricKeyParameter generatePublicKeyParameter​(java.security.PublicKey key)
                                                           throws java.security.InvalidKeyException

  Throws:

  java.security.InvalidKeyException

• generatePrivateKeyParameter

  public static AsymmetricKeyParameter generatePrivateKeyParameter​(java.security.PrivateKey key)
                                                            throws java.security.InvalidKeyException

  Throws:

  java.security.InvalidKeyException

• getOrderBitLength

  public static int getOrderBitLength​(ProviderConfiguration configuration,
                                      java.math.BigInteger order,
                                      java.math.BigInteger privateValue)

• getNamedCurveOid

  public static ASN1ObjectIdentifier getNamedCurveOid​(java.lang.String curveName)

• getNamedCurveOid

  public static ASN1ObjectIdentifier getNamedCurveOid​(ECParameterSpec ecParameterSpec)

• getNamedCurveByOid

  public static X9ECParameters getNamedCurveByOid​(ASN1ObjectIdentifier oid)

• getNamedCurveByName

  public static X9ECParameters getNamedCurveByName​(java.lang.String curveName)

• getCurveName

  public static java.lang.String getCurveName​(ASN1ObjectIdentifier oid)

• privateKeyToString

  public static java.lang.String privateKeyToString​(java.lang.String algorithm,
                                                    java.math.BigInteger d,
                                                    ECParameterSpec spec)

• publicKeyToString

  public static java.lang.String publicKeyToString​(java.lang.String algorithm,
                                                   ECPoint q,
                                                   ECParameterSpec spec)

• generateKeyFingerprint

  public static java.lang.String generateKeyFingerprint​(ECPoint publicPoint,
                                                        ECParameterSpec spec)

• getNameFrom

  public static java.lang.String getNameFrom​(java.security.spec.AlgorithmParameterSpec paramSpec)