TL;DR ¶ In this post, I investigate why developers struggle with CORS and I derive Fearless CORS, a design philosophy for better CORS middleware libraries, which comprises the following twelve principles: Optimise for readability Strive for a simple and cohesive API Provide support for Private Network Access Categorise requests correctly Validate configuration and fail fast Treat CORS as a compilation target Provide no default configuration Do not preclude legitimate configurations Ease trou...| jub0bs.com