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org.mozilla.jss.SecretDecoderRing
Class Decryptor

java.lang.Object
  org.mozilla.jss.SecretDecoderRing.Decryptor

public class Decryptor
extends java.lang.Object

Decrypts data with the SecretDecoderRing.

Constructor Summary

Decryptor(CryptoToken token)
Creates a Decryptor for use with the given CryptoToken.

Method Summary

byte[]

decrypt(byte[] ciphertext) Decrypts the given ciphertext.

Methods inherited from class java.lang.Object

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

Constructor Detail

Decryptor

public Decryptor(CryptoToken token)

Creates a Decryptor for use with the given CryptoToken.

Method Detail

decrypt

public byte[] decrypt(byte[] ciphertext)
               throws CryptoManager.NotInitializedException,
                      java.security.GeneralSecurityException,
                      TokenException

Decrypts the given ciphertext. It must have been created previously with the SecretDecoderRing, either the JSS version or the NSS version. The key used for decryption must exist on the token that was passed into the constructor. The token will be searched for a key whose keyID matches the keyID in the encoded SecretDecoderRing result.

Parameters:

ciphertext - A DER-encoded Encoding object, created from a previous call to Encryptor.encrypt(), or with the NSS SecretDecoderRing.

Returns:

The decrypted plaintext.

Throws:

java.security.InvalidKeyException - If no key can be found with the matching keyID.

CryptoManager.NotInitializedException

java.security.GeneralSecurityException

TokenException