Speed up your application by caching CORS responses

The article discusses the importance of caching CORS (Cross-Origin Resource Sharing) requests to enhance the performance of web applications. The author points out the delays caused by multiple CORS requests, which can negatively impact user experience. CORS is a crucial mechanism that allows resources to be shared between different origins, but due to security constraints, browsers often have to validate these requests. Various strategies for effectively managing CORS caching are presented, including appropriate header settings and the use of middleware. Additionally, the author highlights how improper configurations can lead to security issues and debugging challenges, making this topic essential for developers. Ultimately, the article concludes with a summary of the pros and cons of using CORS caching, giving readers solid foundations for making decisions in their web projects.