https://www.infoq.com InfoQ multi-region Articles feed https://www.infoq.com/articles/aws-multi-region-signing/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=multi-region-articles <img src="https://res.infoq.com/articles/aws-multi-region-signing/en/headerimage/aws-multi-region-signing-header-1783602485181.jpg"/><p>When a series of regional outages forced a rethink of a multi-region AWS API, the team discovered that an obstacle to global failover was hiding in plain sight: a pre-flight discovery call baked into every client session years earlier as the only available option. This article describes what it took to remove it, and what the rollout actually cost.</p> <i>By Suresh Gururajan</i> Cloud Resilience Low Latency AWS Authentication multi-region Architecture & Design Development DevOps article Mon, 13 Jul 2026 11:00:00 GMT https://www.infoq.com/articles/aws-multi-region-signing/?utm_campaign=infoq_content&utm_source=infoq&utm_medium=feed&utm_term=multi-region-articles Suresh Gururajan 2026-07-13T11:00:00Z /articles/aws-multi-region-signing/en