Tag · webhooks
#webhooks
3 posts tagged webhooks. View all posts.
How to secure a vibe-coded app: the 3 bugs a blank repo always ships
A coding agent starting from an empty folder reproduces the same three security bugs every time — un-revocable sessions, payment webhooks that charge twice, and queries that return another tenant's rows. Why it happens, and how a tested base closes all three.
MercadoPago webhooks done right: signature verification, idempotency, and the truth-lands-later problem
A walkthrough of UseDeploy's real MercadoPago adapter — HMAC signature verification with a timing-safe compare, verify-then-fetch webhooks, and idempotent read-model writes that survive at-least-once redelivery and the MercadoPago Checkout Pro sandbox.
Signed, retryable outgoing webhooks: HMAC, an outbox, and BullMQ
How UseDeploy delivers outgoing webhooks your customers can actually trust — Stripe-style HMAC signatures, a durable transactional outbox for the fanout, and BullMQ for per-delivery retries.