ARCHITECTURE DELTA · AUTHORED SNAPSHOTS

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Checkout Platform — Baseline → Checkout Platform — Fraud Gate

2ADDED
2REMOVED
5CHANGED
+ ADD− DEL~ MOD↔ MOVE
Checkout Platform — Fraud Gate Fraud screening now owns payment authorization Production region Checkout trust zone Production region Checkout trust zone authorize accepted session Session Cache · Redis · Production region Session Cache Redis Order Events · durable queue · Production region Order Events durable queue Buyers · Web + mobile · Architecture component Buyers Web + mobile Checkout API · v2 idempotent · Production region › Checkout trust zone Checkout API v2 idempotent Edge Gateway · TLS + routing · Production region Edge Gateway TLS + routing Fraud Gate · policy scoring · Production region › Checkout trust zone · new owner Fraud Gate policy scoring new owner Orders · PostgreSQL · Production region › Checkout trust zone Orders PostgreSQL Payment Rail · external · Architecture component Payment Rail external Order Events · durable queue · Production region Order Events durable queue Fulfilment · async worker · Production region Fulfilment async worker authorize HTTPS screen SQL tx accepted Legend External Backend Cloud Security Database Message bus
Exact authored changes · 11