Constructor Detail

• EdDSAPublicKeySpec

  public EdDSAPublicKeySpec(byte[] pk,
                            EdDSAParameterSpec spec)

  Create a new EdDSA public key specification from a byte array.

  Parameters:

  pk - the public key

  spec - the parameter specification for this key

  Throws:

  IllegalArgumentException - if key length is wrong

• EdDSAPublicKeySpec

  public EdDSAPublicKeySpec(GroupElement aPoint,
                            EdDSAParameterSpec spec)

  Public key specification from a group element.

  Parameters:

  aPoint - The public key group element.

  spec - The parameter specification for this key.

Method Detail

• getA

  public GroupElement getA()

  Returns the public key group element.

  Returns:

  the public key group element

• getNegativeA

  public GroupElement getNegativeA()

  Returns the negation of the public key group element. The result is lazily computed and cached.

  Returns:

  the negated public key group element

• getParams

  public EdDSAParameterSpec getParams()

  Returns the parameter specification for this key.

  Returns:

  the parameter specification