Java Cryptography Extension V1.2.1




  1. Overview
  2. Differences between IBM and Sun versions of JCE
  3. JCE documentation
  4. Using JCE
  5. JCE sample code



The Java Cryptography Extension (JCE) 1.2.1 provides a framework and implementations for encryption, key generation and key agreement, and Message Authentication Code (MAC) algorithms. Support for encryption includes symmetric, asymmetric, block, and stream ciphers. The software also supports secure streams and sealed objects.

JCE 1.2.1 supplements the J2EE implementations of message digests and digital signatures.

For a general overview of JCE, visit The documents at this Web site contain links to many other Web-based information sources.


Differences between IBM and Sun versions of JCE

The IBM version of JCE differs from the Sun version in the following ways: