Integration guide

Before you start

1. Generate RSA 2048 key pair (keep private key secure)
2. Submit public key PEM to RMpay
3. Receive merchantNo and platform public key
4. Confirm country/currency (e.g. Thailand TH / THB)

Integration checklist

Step	Doc
RSA2 signing	Signature
Thailand APIs	Overview
Webhooks	Webhook guide — verify + idempotent + OK
Errors	Error messages

Sandbox and production credentials are separate.

Contact us

Channel	Details
Email	[email protected]
Telegram	@soranopro

Contact us for merchant onboarding and business inquiries.