Posts tagged: integration

Notes on accepting payments: integration, signatures, payouts.

26 July 2026 · 6 min read

Accepting payments over SBP: how it works and what to allow for in the integration

How an SBP QR payment goes through, why confirmation arrives with a delay, how it differs from cards, and what all of that means for your integration.

sbpaccepting-paymentsintegration

26 July 2026 · 6 min read

How to verify a webhook signature: HMAC-SHA256 in practice

Why payment notifications are signed, how an HMAC-SHA256 signature is built, the four mistakes that stop it from matching, and defence against replays.

webhookintegrationsecurity