# 支付接口-支付宝当面付秘钥配置教程

*Published:* 2017-10-31
*Author:* 伯乐系统(作者)

*[生成秘钥工具下载](https://ideservice.alipay.com/ide/getPluginUrl.htm?clientType=assistant&platform=win&channelType=WEB)* （请不要安装在含有空格的目录路径下 ）

搞清楚啥是 支付宝公钥 商户应用公钥 商户应用私钥
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后台只需要填写支付宝公钥 商户应用私钥
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小白总是把应用公钥私钥支付宝公钥混淆[![](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==)![](https://ae01.alicdn.com/kf/Ha2c364bf7f7549929678b4447d2d4cd74.png)](https://ae01.alicdn.com/kf/Ha2c364bf7f7549929678b4447d2d4cd74.png)
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### 先签约[当面付](https://www.lailiyun.com/tag/%e5%bd%93%e9%9d%a2%e4%bb%98 "【查看更多[当面付]标签的文章】")，再打开[b.alipay.com](https://b.alipay.com) 点击右下角查看pid|key

[![key.jpg](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== "1585814272378241.jpg")![key.jpg](https://www.lailiyun.com/uploadfile/ueditor/image/20200402/1585814272378241.jpg "1585814272378241.jpg")](https://www.lailiyun.com/uploadfile/ueditor/image/20200402/1585814272378241.jpg "1585814272378241.jpg")

目前支付宝商户中心改版 新查看PID链接 https://openhome.alipay.com/platform/keyManage.htm?keyType=partner

再点击开放平台密钥就可以查看appid以及设置公钥

[![开放.jpg](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== "1585814299288086.jpg")![开放.jpg](https://www.lailiyun.com/uploadfile/ueditor/image/20200402/1585814299288086.jpg "1585814299288086.jpg")](https://www.lailiyun.com/uploadfile/ueditor/image/20200402/1585814299288086.jpg "1585814299288086.jpg")

### 下载软件”[生成秘钥工具下载](https://ideservice.alipay.com/ide/getPluginUrl.htm?clientType=assistant&platform=win&channelType=WEB)“安装好并打开

### 点击生成秘钥,获得商户应用公钥 与 商户应用私钥

[![QQ截图20191008124823.jpg](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== "1570510129388545.jpg")![QQ截图20191008124823.jpg](https://www.lailiyun.com/uploadfile/ueditor/image/20191008/1570510129388545.jpg "1570510129388545.jpg")](https://www.lailiyun.com/uploadfile/ueditor/image/20191008/1570510129388545.jpg "1570510129388545.jpg")

### 复制获得的商户应用公钥 上传到<https://openhome.alipay.com/platform/keyManage.htm>

[![](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==)![](https://ae01.alicdn.com/kf/Hfd94f67fc81f40b58e237e4e738aa722x.jpg)](https://ae01.alicdn.com/kf/Hfd94f67fc81f40b58e237e4e738aa722x.jpg)

### 看图用商户应用公钥换取支付宝公钥

[![QQ截图20191008125431.jpg](data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== "1570510523892966.jpg")![QQ截图20191008125431.jpg](https://www.lailiyun.com/uploadfile/ueditor/image/20191008/1570510523892966.jpg "1570510523892966.jpg")](https://www.lailiyun.com/uploadfile/ueditor/image/20191008/1570510523892966.jpg "1570510523892966.jpg")

### 获得支付宝公钥 复制获得的支付宝公钥 填写到后台对应的位置里

### 再复制工具里的商户应用私钥 到发卡网对应的商户应用私钥框里