001/* 002 * jPOS Project [http://jpos.org] 003 * Copyright (C) 2000-2026 jPOS Software SRL 004 * 005 * This program is free software: you can redistribute it and/or modify 006 * it under the terms of the GNU Affero General Public License as 007 * published by the Free Software Foundation, either version 3 of the 008 * License, or (at your option) any later version. 009 * 010 * This program is distributed in the hope that it will be useful, 011 * but WITHOUT ANY WARRANTY; without even the implied warranty of 012 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 013 * GNU Affero General Public License for more details. 014 * 015 * You should have received a copy of the GNU Affero General Public License 016 * along with this program. If not, see <http://www.gnu.org/licenses/>. 017 */ 018 019package org.jpos.emv.cryptogram; 020 021import org.jpos.security.ARPCMethod; 022import org.jpos.security.MKDMethod; 023import org.jpos.security.SKDMethod; 024 025/** 026 * Common Payment Application (CPA) Cryptogram Specification 027 */ 028public class CPACryptogram implements CryptogramSpec { 029 /** Default constructor; no instance state to initialise. */ 030 public CPACryptogram() {} 031 032 @Override 033 public MKDMethod getMKDMethod() { 034 return MKDMethod.OPTION_A; 035 } 036 037 @Override 038 public SKDMethod getSKDMethod() { 039 return SKDMethod.EMV_CSKD; 040 } 041 042 @Override 043 public ARPCMethod getARPCMethod() { 044 return ARPCMethod.METHOD_2; 045 } 046 047 @Override 048 public CryptogramDataBuilder getDataBuilder() { 049 return new CVNCPADataBuilder(); 050 } 051}