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javax.crypto.spec
Class SecretKeySpec

java.lang.Object
  extended by javax.crypto.spec.SecretKeySpec
All Implemented Interfaces:
Serializable, Key, KeySpec, SecretKey
See Also:
Top Examples, Source Code, SecretKeyFactory 
public boolean equals(Object obj)
See Also:
Hashtable, Object.hashCode()
Geek's Notes:
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[529]Generate a SecretKey
By Anonymous on 2003/11/17 10:36:55  Rate
import java.security.*; 
 importjavax.crypto.*; 
  
  
 // Get Provider 
 Provider sunJce = new com.sun.crypto.provider.SunJCE (  ) ; 
  
  
 // Obtain Cipher AES available 1.4.2 
 Cipher c = Cipher.getInstance ( "AES" ) ; 
  
  
 // Get the key Generator 
 KeyGenerator kgen = KeyGenerator.getInstance ( "AES" ) ; 
  
  
 // Generate the key specs 
 SecretKey skey = kgen.generateKey (  ) ; 
 byte [  ]  raw = skey.getEncoded (  ) ; 
 SecretKeySpec kspec = new 
 SecretKeySpec ( raw, "AES" ) ; 
  
  
 // Initialize cipher with keys, etc. 
 cipher.init ( Cipher.ENCRYPT_MODE, kspec ) ; 
  
  
 // Update buffers 
 while  ( msg [ i ]  != null )  
   enc = cipher.update ( msg [ i ] .getBytes (  )  ) ; 
  
  
  // Finish up 
 enc = cipher.doFinal (  ) ; 
  
  
 //equals
public String getAlgorithm()
See Also:
Key
Geek's Notes:
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public byte[] getEncoded()
See Also:
Key
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public String getFormat()
See Also:
Key
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public int hashCode()
See Also:
Hashtable, Object.equals(java.lang.Object)
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public SecretKeySpec(byte[] key,
                     int offset,
                     int len,
                     String algorithm)
See Also:
ArrayIndexOutOfBoundsException, IllegalArgumentException, DESKeySpec
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public SecretKeySpec(byte[] key,
                     String algorithm)
See Also:
IllegalArgumentException, DESKeySpec
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