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public class NullCipher
extends Cipher

   ↳ javax.crypto.Cipher
     ↳ javax.crypto.NullCipher

The NullCipher class is a class that provides an "identity cipher" -- one that does not transform the plain text. As a consequence, the ciphertext is identical to the plaintext. All initialization methods do nothing, while the blocksize is set to 1 byte.


Inherited constants

From class javax.crypto.Cipher

Public constructors


Creates a NullCipher object.

Inherited methods

From class javax.crypto.Cipher
From class java.lang.Object

Public constructors


added in API level 1
NullCipher ()

Creates a NullCipher object.

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