code: public Cipher getCipher() throws GeneralSecurityException {
          Cipher cipher = Cipher.getInstance("Blowfish/ECB/PKCS5Padding");
          cipher.init(Cipher.DECRYPT_MODE, new SecretKeySpec(key, "Blowfish"));
  
          return cipher;
      }
docs: Creates a cipher for decrypting data with the specified key.
  @return A Blowfish/ECB/PKCS5Padding cipher in decryption mode.
  @throws GeneralSecurityException