Established Spring boot security

pom.xml

@@ -99,6 +99,10 @@
             <artifactId>spring-rabbit-test</artifactId>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-security</artifactId>
+        </dependency>
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>junit-jupiter</artifactId>

src/main/java/com/stktrk/app/BasicConfiguration.java

@@ -0,0 +1,51 @@
+package com.stktrk.app;
+
+import jakarta.annotation.Nonnull;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.Customizer;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.crypto.factory.PasswordEncoderFactories;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.security.provisioning.InMemoryUserDetailsManager;
+import org.springframework.security.web.SecurityFilterChain;
+
+/**
+ * Code was copied from <a href="https://www.baeldung.com/spring-boot-security-autoconfiguration">here</a>
+ */
+@Configuration
+@EnableWebSecurity
+public class BasicConfiguration {
+
+    @Bean
+    @Nonnull
+    public InMemoryUserDetailsManager userDetailsService(@Nonnull PasswordEncoder passwordEncoder) {
+        UserDetails user = User.withUsername("Rasmus")
+                .password(passwordEncoder.encode("password"))
+                .roles("USER")
+                .build();
+        UserDetails admin = User.withUsername("Christian")
+                .password(passwordEncoder.encode("password"))
+                .roles("USER", "ADMIN")
+                .build();
+        return new InMemoryUserDetailsManager(user, admin);
+    }
+
+    @Bean
+    @Nonnull
+    public SecurityFilterChain filterChain(@Nonnull HttpSecurity http) throws Exception {
+        return http.authorizeHttpRequests(request -> request.anyRequest()
+                        .authenticated())
+                .httpBasic(Customizer.withDefaults())
+                .build();
+    }
+
+    @Bean
+    @Nonnull
+    public PasswordEncoder passwordEncoder() {
+        return PasswordEncoderFactories.createDelegatingPasswordEncoder();
+    }
+}

src/main/java/com/stktrk/app/application/profile/ProfileController.java

@@ -9,10 +9,14 @@ import lombok.AllArgsConstructor;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
+import org.springframework.security.access.annotation.Secured;
+import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.security.core.Authentication;
 import org.springframework.validation.FieldError;
 import org.springframework.web.bind.MethodArgumentNotValidException;
 import org.springframework.web.bind.annotation.*;
 
+import javax.annotation.security.RolesAllowed;
 import java.security.InvalidKeyException;
 import java.util.HashMap;
 import java.util.List;
@@ -27,11 +31,10 @@ public class ProfileController {
     @Nonnull
     private final ProfileService profileService;
 
-
     // TODO figure out how to handle the exception.
     @Nonnull
     @GetMapping("/")
-    public List<?> findAll() {
+    public List<?> findAll(@Nonnull Authentication authentication) {
         return profileService.findAll();
     }
 
@@ -57,7 +60,6 @@ public class ProfileController {
                 .body("Created Profile");
     }
 
-
     @ResponseStatus(HttpStatus.BAD_REQUEST)
     @ExceptionHandler(MethodArgumentNotValidException.class)
     @Nonnull