Posts tagged webhooks
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Filed under webhooks
Webhook idempotency: handling duplicate deliveries safelyWhat webhook idempotency means in practice - why duplicates happen, how to use idempotency keys to keep consumer code safe, and patterns that hold up at scale.ReadWhy webhook deliveries fail and how to replay them safelyThe failure modes that take down webhook deliveries - timeouts, signature mismatches, downstream outages - and how to design a replay flow without double-fires.ReadVerify HMAC webhook signatures in Node, PHP, and PythonConstant-time HMAC verification in three runtimes - with the bugs that get past code review.ReadWebhook retry strategies: exponential backoff explainedHow webhook senders should retry failed deliveries - exponential backoff math, jitter, idempotency keys, and the bugs that ruin good intentions.Read
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