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Version: 1.1

How to generate signature

API Params Example​

{
    "amount": 10000,
    "orderId": "5f61cf4f41e2b",
    "orderInfo": "test thanh toan",
    "bankCode": "VCB",
    "paymentMethod": "ATM",
    "clientIp": "103.53.171.140",
    "extraData": "",
    "notifyUrl": "http://yourwebsite.com/ipn",
    "redirectUrl": "http://yourwebsite.com/redirect"
}

Params are sorted by alphabet

amount=10000&bankCode=VCB&clientIp=103.53.171.140&extraData=& notifyUrl=http://yourwebsite.com/ipn& orderId=5f61cf4f41e2b&orderInfo=test thanh toan&paymentMethod=ATM&redirectUrl=http://yourwebsite.com/redirect

signature = HMAC_SHA256("amount=10000&bankCode=VCB&clientIp=103.53.171.140& extraData=& notifyUrl=http://yourwebsite.com/ipn& orderId=5f61cf4f41e2b&orderInfo=test thanh toan&paymentMethod=ATM&redirectUrl=http://yourwebsite.com/redirect", YOUR_SECRET_KEY)