3 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 SNS LINE Bypass Forwarding Event integration
SNS Webhook bypass (forwarding Webhooks from external SNS such as LINE)

Explains the mechanism, setup, signature handling, and cautions of the "SNS Webhook bypass" feature, which forwards Webhooks ReceiptRoller receives from SNS platforms such as LINE to a developer app, with the store's consent.

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.