Spring Security CORS How to configure CORS in Spring Boot Spring Security

In this tutorial, you will learn how to configure CrossOrigin Resource Sharing (CORS) with Spring Boot and Spring Security. CORS is an HTTP headerbased mechanism that lets you specify in a flexible way what kind of crossdomain requests should be authorized. You will learn how to configure CORS in a Spring Boot application at a controller, method, and global level. You will also learn what to configure when you bring Spring Security into your application.