API 2.0.0 · SHA256 Sandbox

Create order (API v2.0.0)

SHA256 signature per VNPAY CTT connection docs.

Quick try
VNPAY
vnp_Version=2.0.0 — vnp_SecureHash = SHA256(hashSecret + hashData), hashData = sort(key=value) joined with & (no URL-encoding). The URL includes vnp_SecureHashType=SHA256.
Order information
Sandbox: minimum 10,000 VND.
0/255
Prefer Vietnamese without diacritics as in v2.0.0 docs.
Payment method

Alphanumeric, max 32 characters, must be unique.
A specific bank here overrides the method tiles above.
Order summary
10.000 đ