code: protected static String encrypt(String value, String cipherKey) {
          String[] cipher = CipherRegistry.getCipher(cipherKey);
          int associatorIndex = randomIndex(cipher.length);
          int identifierIndex;
          
          do {
              identifierIndex = randomIndex(cipher.length);
          } while (associatorIndex == identifierIndex);
          
          return ((char) (associatorIndex + 32)) + StrUtil.xlate(value, cipher[associatorIndex], cipher[identifierIndex])
                  + ((char) (identifierIndex + 32));
      }
docs: Encrypt a string value.
  
  @param value Value to encrypt.
  @return Encrypted value.