--- name: webhook-verification description: Implement secure webhook verification — HMAC signature validation, replay attack prevention, idempotency keys, and webhook payload processing. allowed-tools: Read, Write, Edit, Bash, Glob, Grep graph: domains: [domain:backend, domain:security] specializations: [specialization:backend-development] skillAreas: [skill-area:webhook-verification] roles: [role:backend-engineer] --- # Webhook Verification Skill > Stub — implementation pending.