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/OpenJDK 21

Class NullCipher

java.lang.Object
javax.crypto.Cipher
javax.crypto.NullCipher
public class NullCipher extends Cipher
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.
Since:
1.4

Field Summary

Constructor Summary

Constructor Description
NullCipher()
Creates a NullCipher object.

Method Summary

Methods declared in class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

NullCipher

public NullCipher()
Creates a NullCipher object.

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Documentation extracted from Debian's OpenJDK Development Kit package.
Licensed under the GNU General Public License, version 2, with the Classpath Exception.
Various third party code in OpenJDK is licensed under different licenses (see Debian package).
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https://docs.oracle.com/en/java/javase/21/docs/api/java.base/javax/crypto/NullCipher.html