Changing the default security configuration

• if you make spring boot project with security, default is security on
• Because formLogin method in default springsecurity filter
• we use security filterchain optional by overriding SequrityFilterChain
  
  

How to make Optional sequrityFilterChain

• myAccount, myBalance, myLoans, myCards need login and notices, contact is public
  
  
• and remove componentscan annotation
  • if you use componentscan annotation spring boot scan all component and apply sequrityFilterChain whatever it's authentication is
    
    

How to deny all request

		http.authorizeHttpRequests((requests) -> requests
				.anyRequest().denyAll())
				.formLogin(Customizer.withDefaults())
				.httpBasic(Customizer.withDefaults());
				
		return http.build();

• and then you can see this page
  
  

Hot to accept all request

http.authorizeHttpRequests((requests) -> requests
				.anyRequest().permitAll())
				.formLogin(Customizer.withDefaults())
				.httpBasic(Customizer.withDefaults());
				
		return http.build();