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#webhooks

Publicaciones etiquetadas con "webhooks" en el blog de AtendePraMim.

Webhook signing with HMAC

Webhooks are inbound HTTP requests from third parties. Without verification, anyone on the internet can POST to your webhook endpoint and trigger work. HMAC signing is how you verify the sender. When a provider sends a webhook, it computes an HMAC-SHA256 signature over the raw request body using a shared secret, then includes the result in a header…

ALAlexandre Awadallak

artículoengineering

5 mar

Stripe webhooks and idempotency

Stripe will retry every webhook at least once. Network blips, slow processing, a bad 5xx — all of them trigger another delivery. If you double-grant credits or double-send the "Welcome" email because two copies of the same event arrived, that's your bug, not Stripe's. event.id starts with evt and never changes across retries. Store it. On receipt, check…

ALAlexandre Awadallak

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