This class is a transparent representation of a DES key. The key is eight bytes long. Figure 17-16. javax.crypto.spec.DESKeySpecpublic class DESKeySpec implements java.security.spec.KeySpec { // Public Constructors public DESKeySpec (byte[ ] key ) throws java.security.InvalidKeyException; public DESKeySpec (byte[ ] key , int offset ) throws java.security.InvalidKeyException; // Public Constants public static final int DES_KEY_LEN ; =8 // Public Class Methods public static boolean isParityAdjusted (byte[ ] key , int offset ) throws java.security.InvalidKeyException; public static boolean isWeak (byte[ ] key , int offset ) throws java.security.InvalidKeyException; // Public Instance Methods public byte[ ] getKey ( ); } |