For authenticating the user via spring security we need to make our own custom authentication-provider. We can make our custom UserDetailService easily, here is the sample custom code package ...

2. Request Intercepted by Filter Chain: The HTTP request enters the servlet filter chain. Spring Security uses a DelegatingFilterChainProxy to delegate to a chain of Spring Security-specific filters.

JWT Security - https://erinc.io/blog/ https://www.freecodecamp.org/news/how-to-setup-jwt-authorization-and-authentication-in-spring/ Basic Authentication - Full ...

We can use Custome UserDetailsService and custom AuthenticationProvider for user authentication in Spring Security. Here I'm taking example of custom UserDetailsService. UserDetailsService is a Core ...