2 results
2026-04-27
Webhook
Signature verification
HMAC
Security
Replay attack
Signature verification and security
Explains how ReceiptRoller Webhook HMAC-SHA256 signature verification works, sample verification code (Node.js / Python / C#), replay-attack countermeasures, and how to manage secrets safely.
2026-04-27
Webhook
Events
API
Real-time integration
Webhook overview
Explains the main event types delivered by ReceiptRoller Webhooks, why to use Webhooks instead of polling, the delivery format (HTTPS POST + JSON), and how to think about delivery guarantees.