Tag: Virtual Private Server

When a 403 Forbidden appears in production, the file permission is the last thing you should check — because in cloud-hosted infrastructure the overwhelming majority of 403s are emitted by layers that sit in front of the file system entirely:

A rate limiter that returns 429 is doing its job, and a rate limiter that returns 503 is hiding a different failure behind a lie of a status code — the first describes a client that asked too often, the

A 502 Bad Gateway almost never means your application code is broken, and in the four architectures that produce most of them — nginx in front of an app, an ALB in front of a fleet, a CDN in front