cryptix.provider.key
Class DES2XKeyGenerator

java.lang.Object
  |
  +--xjava.security.KeyGenerator
        |
        +--cryptix.provider.key.RawKeyGenerator
              |
              +--cryptix.provider.key.DESKeyGenerator
                    |
                    +--cryptix.provider.key.DES2XKeyGenerator

All Implemented Interfaces:

java.lang.Cloneable, ExtendedKeyGenerator, Parameterized

public class DES2XKeyGenerator

extends DESKeyGenerator

A key generator for DES2X with one DES key and three XOR key.

Copyright © 1998 Systemics Ltd on behalf of the Cryptix Development Team.
All rights reserved.

$Revision: 1.2 $

Since:

Cryptix 3.0.4

Author:

Sascha Kettler, David Hopwood, Raif Naffah

Constructor Summary

DES2XKeyGenerator()

Method Summary

protected boolean

isWeak(byte[] key) Returns true iff the first 8 bytes of key represent a weak DES key.

Methods inherited from class cryptix.provider.key.DESKeyGenerator

engineGenerateKey, isWeak, setParity

Methods inherited from class cryptix.provider.key.RawKeyGenerator

generateKey, generateKey, getDefaultKeyLength, getMaximumKeyLength, getMinimumKeyLength, initialize, initialize, isValidKeyLength, isWeakAllowed, setWeakAllowed

Methods inherited from class xjava.security.KeyGenerator

clone, engineGetParameter, engineSetParameter, getAlgorithm, getAlgorithms, getAlgorithms, getInstance, getInstance, getParameter, setParameter, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

DES2XKeyGenerator

public DES2XKeyGenerator()

Method Detail

isWeak

protected boolean isWeak(byte[] key)

Returns true iff the first 8 bytes of key represent a weak DES key.

Overrides:

isWeak in class DESKeyGenerator