Java in a Nutshell, 5th Edition [Electronic resources]

نسخه متنی -صفحه : 1191/ 927
نمايش فراداده

DESedeKeySpecjavax.crypto.spec

Java 1.4

This class is a transparent representation of a DESede (triple-DES) key. The key is 24 bytes long.

Figure 17-15. javax.crypto.spec.DESedeKeySpec

public class

DESedeKeySpec implements java.security.spec.KeySpec { // Public Constructors public

DESedeKeySpec (byte[ ]

key ) throws java.security.InvalidKeyException; public

DESedeKeySpec (byte[ ]

key , int

offset ) throws java.security.InvalidKeyException; // Public Constants public static final int

DES_EDE_KEY_LEN ; =24 // Public Class Methods public static boolean

isParityAdjusted (byte[ ]

key , int

offset ) throws java.security.InvalidKeyException; // Public Instance Methods public byte[ ]

getKey ( ); }