Constructor Detail

• XMSS

  public XMSS​(XMSSParameters params,
              java.security.SecureRandom prng)

  XMSS constructor...

  Parameters:

  params - XMSSParameters.

Method Detail

• generateKeys

  public void generateKeys()

  Generate a new XMSS private key / public key pair.

• importState

  public void importState​(byte[] privateKey,
                          byte[] publicKey)

  Import XMSS private key / public key pair.

  Parameters:

  privateKey - XMSS private key.

  publicKey - XMSS public key.

• sign

  public byte[] sign​(byte[] message)

  Sign message.

  Parameters:

  message - Message to sign.

  Returns:

  XMSS signature on digest of message.

• verifySignature

  public boolean verifySignature​(byte[] message,
                                 byte[] signature,
                                 byte[] publicKey)
                          throws java.text.ParseException

  Verify an XMSS signature.

  Parameters:

  message - Message.

  signature - XMSS signature.

  publicKey - XMSS public key.

  Returns:

  true if signature is valid false else.

  Throws:

  java.text.ParseException

• exportPrivateKey

  public byte[] exportPrivateKey()

  Export XMSS private key.

  Returns:

  XMSS private key.

• exportPublicKey

  public byte[] exportPublicKey()

  Export XMSS public key.

  Returns:

  XMSS public key.

• wotsSign

  protected org.bouncycastle.pqc.crypto.xmss.WOTSPlusSignature wotsSign​(byte[] messageDigest,
                                                                        org.bouncycastle.pqc.crypto.xmss.OTSHashAddress otsHashAddress)

  Generate a WOTS+ signature on a message without the corresponding authentication path

  Parameters:

  messageDigest - Message digest of length n.

  otsHashAddress - OTS hash address.

  Returns:

  XMSS signature.

• getParams

  public XMSSParameters getParams()

  Getter XMSS params.

  Returns:

  XMSS params.

• getWOTSPlus

  protected org.bouncycastle.pqc.crypto.xmss.WOTSPlus getWOTSPlus()

  Getter WOTS+.

  Returns:

  WOTS+ instance.

• getRoot

  public byte[] getRoot()

  Getter XMSS root.

  Returns:

  Root of binary tree.

• setRoot

  protected void setRoot​(byte[] root)

• getIndex

  public int getIndex()

  Getter XMSS index.

  Returns:

  Index.

• setIndex

  protected void setIndex​(int index)

• getPublicSeed

  public byte[] getPublicSeed()

  Getter XMSS public seed.

  Returns:

  Public seed.

• setPublicSeed

  protected void setPublicSeed​(byte[] publicSeed)

• getPrivateKey

  public XMSSPrivateKeyParameters getPrivateKey()