Kotlin CORS Guide: What It Is and How to Enable It

This article delves into the concept of Cross-Origin Resource Sharing (CORS) and its implementation in a Spring Boot RESTful web service using Kotlin. It outlines the basics of setting up a Spring Boot project, emphasizing the need for a Java-ready environment, and details the process of enabling CORS through either individual controller configuration or a global filter approach. The text explains the function of CORS as a browser policy that limits resource requests from different origins to protect against potential security threats, and it provides coding examples to illustrate how to apply CORS in practice. The article acknowledges the challenges of implementing CORS on large-scale platforms and suggests solutions like StackHawk for robust security management. It concludes with insights from the author, Juan Reyes, who shares his personal journey and professional experiences that shape his writing on technology and personal development.