de.flexiprovider.pqc.hbc.cmss
Class CMSSPrivateKeySpec

java.lang.Object
  |
  +--de.flexiprovider.pqc.hbc.cmss.CMSSPrivateKeySpec

All Implemented Interfaces:

KeySpec, java.security.spec.KeySpec

public class CMSSPrivateKeySpec

extends java.lang.Object

implements KeySpec

This class provides a specification for a CMSS private key.

Author:

Elena Klintsevich;

See Also:

CMSSPrivateKey, KeySpec

Constructor Summary

CMSSPrivateKeySpec(java.lang.String oid, int indexMain, int indexSub, int heightOfTrees, byte[][] seeds, BDSAuthPath[] authPath, int activeSubtree, byte[] subtreeRootSig, byte[] maintreeOTSVerificationKey, byte[][][] masks)

Method Summary

int	getActiveSubtree()
BDSAuthPath[]	getAuthPaths()
int	getHeightOfTrees()
int	getIndexMain()
int	getIndexSub()
byte[]	getMaintreeOTSVerificationKey()
byte[][][]	getMasks()
java.lang.String	getOIDString()
byte[][]	getSeeds()
byte[]	getSubtreeRootSig()

Methods inherited from class java.lang.Object

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

Constructor Detail

CMSSPrivateKeySpec

public CMSSPrivateKeySpec(java.lang.String oid,
                          int indexMain,
                          int indexSub,
                          int heightOfTrees,
                          byte[][] seeds,
                          BDSAuthPath[] authPath,
                          int activeSubtree,
                          byte[] subtreeRootSig,
                          byte[] maintreeOTSVerificationKey,
                          byte[][][] masks)

Parameters:

oid - the OID of the algorithm

indexMain - main tree index

indexSub - subtree index

heightOfTrees - height of trees

seeds - seed for generate next OTSKey of Merkle tree and next Merkle tree

auth - authentication paths

subtreeRootSig - the one-time signature of the root of the current subtree

Method Detail

getOIDString

public java.lang.String getOIDString()

Returns:

the OID string identifying the algorithm this kwy was created with

getIndexMain

public int getIndexMain()

Returns:

the main tree index

getIndexSub

public int getIndexSub()

Returns:

the subtree index

getHeightOfTrees

public int getHeightOfTrees()

Returns:

the height of trees

getSeeds

public byte[][] getSeeds()

Returns:

the seeds

getAuthPaths

public BDSAuthPath[] getAuthPaths()

Returns:

the authentication paths

getActiveSubtree

public int getActiveSubtree()

Returns:

the active subtree

getSubtreeRootSig

public byte[] getSubtreeRootSig()

Returns:

the main tree part of signature

getMaintreeOTSVerificationKey

public byte[] getMaintreeOTSVerificationKey()

Returns:

the one-time public key used to verify the rootSignature of the subtree

getMasks

public byte[][][] getMasks()