/*
* jPOS Project [http://jpos.org]
* Copyright (C) 2000-2017 jPOS Software SRL
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.jpos.security;
/**
* Indicate method for generation of the ARPC used for issuer authentication
* <br>
* Described in EMV v4.2 Book 2 section 8.2
* @author Robert Demski
* @version $Revision$ $Date$
*/
public enum ARPCMethod {
/**
* Method for the generation of an 8-byte ARPC consists of applying
* the Triple-DES algorithm:
* <li>the 8-byte ARQC
* <li>the 2-byte Authorisation Response Code (ARC)
*/
METHOD_1
/**
* Method For the generation of a 4-byte ARPC consists of applying
* the MAC algorithm:
* <li>the 4-byte ARQC
* <li>the 4-byte binary Card Status Update (CSU)
* <li>the 0-8 byte binary Proprietary Authentication Data
*/
,METHOD_2
}