net.java.sip.communicator.impl.credentialsstorage
Interface Crypto

All Known Implementing Classes:

AESCrypto

public interface Crypto

Allows to encrypt and decrypt text using a symmetric algorithm.

Author:

Dmitri Melnikov

Method Summary

String	decrypt(String ciphertext) Decrypts the cipher text and returns the result.
String	encrypt(String plaintext) Encrypts the plain text and returns the result.

Method Detail

decrypt

String decrypt(String ciphertext)
               throws CryptoException

Decrypts the cipher text and returns the result.

Parameters:

ciphertext - base64 encoded encrypted data

Returns:

decrypted data

Throws:

CryptoException - when the ciphertext cannot be decrypted with the key or on decryption error.

encrypt

String encrypt(String plaintext)
               throws CryptoException

Encrypts the plain text and returns the result.

Parameters:

plaintext - data to be encrypted

Returns:

base64 encoded encrypted data

Throws:

CryptoException - on encryption error