Looking for logging into the Spring Security 405 site and are not getting the correct working link for it? In such a case, you can use the links given here by searching your desired login page in the search box. If the page is present on our website then you will get all the links related to the Spring Security 405 site. After that you can login as usual with your login credentials.
https://stackoverflow.com/questions/21606827/spring-security-error-405-when-invoking-login-processing-url
https://dzone.com/articles/http-status-405-with-spring-security-with-custom-f
https://www.baselogic.com/2015/12/04/http-status-405-spring-security-custom-form-login-javaconfig/
http://forum.spring.io/forum/spring-projects/security/119599-j-spring-security-check-results-in-405
http://forum.spring.io/forum/spring-projects/security/122685-http-status-405-request-method-post-not-supported
https://github.com/mitreid-connect/OpenID-Connect-Java-Spring-Server/issues/1252
http://qaru.site/questions/2107326/spring-security-error-405-when-invoking-login-processing-url
https://www.baeldung.com/spring-request-method-not-supported-405
https://www.developpez.net/forums/d1755512/java/plateformes-java-ee-jakarta-ee-spring-serveurs/spring/spring-security-erreur-405-login/
https://im-coder.com/http-status-405-request-methode-post-nicht-unterstuetzt-spring-mvc-2.html
https://www.reddit.com/r/programming/comments/3w7k15/http_status_405_with_spring_security_with_custom/
http://www.mkyong.com/spring-security/spring-security-form-login-using-database/
https://4programmers.net/Forum/Java/306715-http_status_405_request_method_post_not_supported