iPay88 Signature Tester

iPay88 Request Signature

Merchant Key:

Merchant Code:

Reference No:

Amount (e.g., 1.00):

Currency:

Xfield1:

String to Hash (Auto-generated):

Generated Signature (HMAC-SHA512):

Manual Hash Testing

Signature Type:

Key (HMAC only):

Full String to Hash:

Hash Result:

Note: For iPay88 Request Signature, the string to hash is constructed as:
MerchantKey + MerchantCode + RefNo + Amount (digits only) + Currency + Xfield1

This page uses the browser's Web Crypto API for hashing. Ensure your browser supports it.