Project for Handling Credit Card Data using PKI *one *two *three the demo class can be seen here: demo The code break down into a couple classes: com.scripps.pki.keystore PGPKeyBundle createKey( String algorythm, int size, String name, String email, String passphrase ) ; KeyBundleID saveKey( PGPKeyBundle ) ; com.scripps.encryptor String encrypt( KeyBundleID kbid, String message ) ; com.scripps.decryptor String decrypt( KeyBundleID kbid, String passphrase, String ciphertext ) ;