stripe-webhook-security

Validate Stripe webhook signatures and deduplicate processed event IDs.

15|Updated May 12, 2026
One-click install
npx skills add https://github.com/GoldenWing-360/claude-security-skills --skill stripe-webhook-security
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: stripe-webhook-security
Source: https://github.com/GoldenWing-360/claude-security-skills/tree/main/stripe-webhook-security
Command: npx skills add https://github.com/GoldenWing-360/claude-security-skills --skill stripe-webhook-security

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires stripe, and includes scripts (resource) components.

What problem does it solve?

This Skill provides a comprehensive pattern to verify Stripe webhook signatures and handle retries, ensuring secure and idempotent processing of payment notifications.

Core Features & Use Cases

  • Signature verification: Ensures webhook requests originate from Stripe by verifying raw payload signatures.
  • Idempotent handling: Prevents double processing of events through event deduplication.
  • Event revalidation: Re-fetches current state from Stripe for reliable decision-making to handle partial refunds, disputes, and currency mismatches.

Quick Start

Invoke the webhook handler to process incoming Stripe notifications while verifying signatures and avoiding duplicate processing.

Frequently Asked Questions about stripe-webhook-security

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I verify Stripe webhook signatures to prevent payment fraud?

To verify Stripe webhook signatures, you validate the raw payload signature against your endpoint's secret. This ensures webhook requests genuinely originate from Stripe, preventing fraudulent payment notifications from being processed.

What's the best way to prevent duplicate processing of Stripe webhook events?

Prevent duplicate Stripe webhook processing by implementing idempotent handling through event deduplication. This requires storing processed event IDs in a database to check if an event has already been handled before executing business logic.

Why should I re-fetch the current state from Stripe after receiving a webhook?

Re-fetching current state from Stripe after receiving a webhook ensures reliable decision-making. This event revalidation handles edge cases like partial refunds, disputes, and currency mismatches by checking the latest payment status directly.

Do I need a database to handle Stripe webhook idempotency?

Yes, you need a database to handle Stripe webhook idempotency. Event deduplication requires storing processed event IDs, which allows the system to identify and skip previously handled payment notifications securely.

Can I use the Stripe SDK for webhook signature verification?

Yes, you can use the Stripe SDK for webhook signature verification. The Skill requires the Stripe SDK as a dependency to validate raw payload signatures and securely process incoming payment notifications.