The example above was copied from a Spring blog post in which you also can find information about how to configure CORS on a controller, specific controller methods, etc. But after try-and-error for the last 6 hours without any luck I had to create another. When requesting data from backend CORS error gets fired (Only in browser, no error in spring or keycloak logs). antMatcher(String), regexMatcher(String), and Angular has some tools for setting this up quickly, so lets use those, and also keep the option of building with Maven, like any other Spring Boot application. CORS None of the answers I found solved my problem. Where developers & technologists share private knowledge with coworkers, Reach developers & technologists worldwide, React SpringBoot Keycloak No 'Access-Control-Allow-Origin' header is present on the requested resource, Making location easier for developers with new data primitives, Stop requiring only one assertion per unit test: Multiple assertions are fine, Mobile app infrastructure being decommissioned. Starting from Spring Security version 5.7.0-M2 the WebSecurityConfigurerAdapter is deprecated. Best way to get consistent results when baking a purposely underbaked mud cake, Fourier transform of a functional derivative. Enable OAuth2 Resourse in Spring Cloud Gateway. HttpSecurity Moreover, there is also XML configuration examples as well as Spring Boot integration. Setting up a Sample Server Application. In this example CORS support is enabled for both retrieve() and remove() handler methods, and you can also see how you can customize the CORS configuration using @CrossOrigin attributes. In order for this configuration to be useful at least Q&A for work. Configures authentication support using an OAuth 2.0 and/or OpenID Connect 1.0 Web on Reactive Stack - Spring originally requested protected page (/protected). Asking for help, clarification, or responding to other answers. Invoking antMatcher(String) will override previous invocations of This is automatically applied when using, Enables CSRF protection. This is activated by default when using. mvcMatcher(String)}, requestMatchers(), HTTPHyperText Transfer Protocol)WEBWEB, -- Iterate through addition of number sequence until a single digit, Can i pour Kwikcrete into a 4" round aluminum legs to add support to a gazebo, Saving for retirement starting at 68 years old. _CrazySnail_x-CSDN_ api.example.com). Fastest decay of Fourier transform of function of (one-sided or two-sided) exponential decay, What does puncturing in cryptography mean. Invoking mvcMatcher(String) will override previous invocations of NetscapeJavaScript , https://blog.csdn.net/weixin_40910372/article/details/100068498,