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签名算法
- 请求参数中除去sign和空值参数外,其他参数按字典序排序.
字典序定义:在英文字典中,排列单词的顺序是先按照第一个字母以升序排列(即 a、b、c……z 的顺序);如果第一个字母一样,那么比较第二个、第三个乃至后面的字母。如果比到最后两个单词不一样长(比如,sigh 和 sight),那么把短者排在前。
- 排序完成后,按照”key1value1key2value2…”进行拼接
- 将项目的API Key拼接到第 2 步中得到的字符串最前面
- 将第 3 步中获取的字符串使用散列算法取md5并转为小写即为sign,将sign添加到请求参数中
签名示例
步骤 1 假设项目 API Key 为:
f502a9ac9ca54327986f29c03b271491
除 sign 外请求参数为:
{
"pid": 1382528827416576,
"currency": "195@195",
"address": "TXsmKpEuW7qWnXzJLGP9eDLvWPR2GRn1FS",
"amount": "1.1",
"remark": "payout",
"third_party_id": "c9231e604da54469a735af3f449c880f",
"callback_url": "http://192.168.2.29:9099/callback",
"nonce": "hwlkk6",
"timestamp": 1688004243314
}
步骤 2(非空参数key按字典序排序)得到的字符串为:
addressTXsmKpEuW7qWnXzJLGP9eDLvWPR2GRn1FSamount1.1callback_urlhttp://192.
168.2.29:9099/callbackcurrency195@195noncemb8udupid1382528827416576remarkpayo
utthird_party_id19faf9d3c8f34caf926f332f3021e887timestamp1688003966801
步骤 3 (拼接项目key)的到字符串为:
f502a9ac9ca54327986f29c03b271491addressTXsmKpEuW7qWnXzJLGP9eDLvWPR2GRn1FS
amount1.1callback_urlhttp://192.168.2.29:9099/callbackcurrency195@195noncemb8
udupid1382528827416576remarkpayoutthird_party_id19faf9d3c8f34caf926f332f3021e
887timestamp1688003966801
步骤 4(取md5)得到的 sign 为:
c9bae061ae3f5f8d3bfde817f6966c36
最后 发送的请求参数为(增加了sign):
{
"pid": 1382528827416576,
"currency": "195@195",
"address": "TXsmKpEuW7qWnXzJLGP9eDLvWPR2GRn1FS",
"amount": "1.1",
"remark": "payout",
"third_party_id": "c9231e604da54469a735af3f449c880f",
"callback_url": "http://192.168.2.29:9099/callback",
"nonce": "hwlkk6",
"timestamp": 1688004243314,
"sign": "d6eef2de79e39f434a38efb910213ba6"
}