All Packages Class Hierarchy This Package Previous Next Index
Class cryptix.provider.key.RC4KeyGenerator
java.lang.Object
|
+----java.security.KeyGenerator
|
+----cryptix.provider.key.RawKeyGenerator
|
+----cryptix.provider.key.RC4KeyGenerator
- public class RC4KeyGenerator
- extends RawKeyGenerator
A variable-length key generator for RC4.
This implementation allows keys to have a length of between 40 and
1024 bits. The default length is 128 bits.
References:
- Andrew Roos <andrewr@vironix.co.za> (Vironix Software Laboratories),
A Class of Weak Keys in the RC4 Stream Cipher,
Preliminary draft posted to sci.crypt, 4th November 1997.
Copyright © 1997
Systemics Ltd on behalf of the
Cryptix Development Team.
All rights reserved.
$Revision: 1.2 $
- Author:
- David Hopwood
-
RC4KeyGenerator()
-
-
isWeak(byte[])
- Returns true iff key is a weak RC4 key, as described in Andrew
Roos' paper.
RC4KeyGenerator
public RC4KeyGenerator()
isWeak
protected boolean isWeak(byte key[])
- Returns true iff key is a weak RC4 key, as described in Andrew
Roos' paper.
- Overrides:
- isWeak in class RawKeyGenerator
All Packages Class Hierarchy This Package Previous Next Index