1 概述 ............................................................................................................................................................................ 3
2 术语和定义 ................................................................................................................................................................ 3
2.1 POS 中心 POS center .......................................................................................................................... 3
2.2 特约商户 merchant .............................................................................................................................. 3
2.3 持卡人 card holder ............................................................................................................................... 3
2.4 发卡行 issuer ........................................................................................................................................ 3
2.5 收单行 acquirer .................................................................................................................................... 3
2.6 参考号 reference number ..................................................................................................................... 3
2.7 交易批次号 batch number.................................................................................................................... 4
2.8 主账号 primary account number .......................................................................................................... 4
2.9 交易处理码 processing code ................................................................................................................ 4
2.10 POS 流水号 trace number ................................................................................................................... 4
2.11 服务点输入方式码 point of service entry mode .............................................................................. 4
2.12 授权码 authorization number ........................................................................................................... 4
2.13 响应码 response number .................................................................................................................. 4
2.14 个人标识码 personal identification number ； PIN ........................................................................ 4
2.15 报文鉴别码 messang authentication code；MAC ........................................................................... 5
2.16 安全控制信息 security control related information ......................................................................... 5
2.17 密钥加密密钥 key encryption key ； KEK ..................................................................................... 5
2.18 工作密钥 working key ； WK ........................................................................................................... 5
3 安全 ............................................................................................................................................................................ 5
3.1.1 密钥管理 ................................................................................................................................... 5
4 消息域说明 ................................................................................................................................................................ 6
4.1 说明 ....................................................................................................................................................... 6
4.2 数据类型 ............................................................................................................................................... 6
4.3 数据元名称及其定义 ........................................................................................................................... 7
4.3.1 位图 ........................................................................................................................................... 7
4.3.2 消息类型 ................................................................................................................................... 7
4.3.3 域 2 ............................................................................................................................................ 8
4.3.4 域 3 ............................................................................................................................................ 8
4.3.5 域 4 ............................................................................................................................................ 8
4.3.6 域 11 .......................................................................................................................................... 9
4.3.7 域 12 ........................................................................................................................................ 10
4.3.8 域 13 ........................................................................................................................................ 10
4.3.9 域 14 .........................................................................................................................................11
4.3.10 域 15 .........................................................................................................................................11
4.3.11 域 22 ........................................................................................................................................ 12
4.3.12 域 23 ........................................................................................................................................ 12
4.3.13 域 25 ........................................................................................................................................ 13
4.3.14 域 26 ........................................................................................................................................ 13
4.3.15 域 32 ........................................................................................................................................ 14
4.3.16 域 35 ........................................................................................................................................ 14
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