\JCrypt

JCrypt is a Joomla Platform class for handling basic encryption/decryption of data.

Synopsis

class JCrypt {

• // members
• private JCryptCipher  $_cipher;
• private JCryptKey  $_key;
• // methods
• public void __construct()
• public string decrypt()
• public string encrypt()
• public JCryptKey generateKey()
• public JCrypt setKey()
• public static string genRandomBytes()
• public static boolean timingSafeCompare()
• public static boolean hasStrongPasswordSupport()
}


Members

private

• $_cipher — JCryptCipher
• $_key — JCryptKey

Methods

public

• __construct() — Object Constructor takes an optional key to be used for encryption/decryption. If no key is given then the secret word from the configuration object is used.
• decrypt() — Method to decrypt a data string.
• encrypt() — Method to encrypt a data string.
• genRandomBytes() — Generate random bytes.
• generateKey() — Method to generate a new encryption key[/pair] object.
• hasStrongPasswordSupport() — Tests for the availability of updated crypt().
• setKey() — Method to set the encryption key[/pair] object.
• timingSafeCompare() — A timing safe comparison method. This defeats hacking attempts that use timing based attack vectors.