diff --git a/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/config/auth/SecurityConfig.java b/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/config/auth/SecurityConfig.java
index db07b49..adc7031 100644
--- a/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/config/auth/SecurityConfig.java
+++ b/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/config/auth/SecurityConfig.java
@@ -17,7 +17,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         http.csrf().disable().headers().frameOptions().disable()
                 .and()
                 .authorizeRequests()
-                .antMatchers("/", "/css/**", "/images/**", "/js/**", "/h2-console/**").permitAll()
+                .antMatchers("/", "/css/**", "/images/**", "/js/**", "/h2-console/**", "/profile").permitAll()
                 .antMatchers("/api/v1/**").hasRole(Role.USER.name())
                 .anyRequest().authenticated()
                 .and()
diff --git a/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/web/ProfileController.java b/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/web/ProfileController.java
new file mode 100644
index 0000000..f54969d
--- /dev/null
+++ b/WebServiceBySpringBootAndAWS/src/main/java/com/banjjoknim/book/springboot/web/ProfileController.java
@@ -0,0 +1,29 @@
+package com.banjjoknim.book.springboot.web;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.core.env.Environment;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.Arrays;
+import java.util.List;
+
+@RequiredArgsConstructor
+@RestController
+public class ProfileController {
+    private final Environment env;
+
+    @GetMapping("/profile")
+    public String profile() {
+        List<String> profiles = Arrays.asList(env.getActiveProfiles());
+
+        List<String> realProfiles = Arrays.asList("real", "real1", "real2");
+
+        String defaultProfile = profiles.isEmpty() ? "default" : profiles.get(0);
+
+        return profiles.stream()
+                .filter(realProfiles::contains)
+                .findAny()
+                .orElse(defaultProfile);
+    }
+}
diff --git a/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerTest.java b/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerTest.java
new file mode 100644
index 0000000..9a38607
--- /dev/null
+++ b/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerTest.java
@@ -0,0 +1,34 @@
+package com.banjjoknim.book.springboot.web;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.web.client.TestRestTemplate;
+import org.springframework.boot.web.server.LocalServerPort;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.context.junit4.SpringRunner;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
+public class ProfileControllerTest {
+
+    @LocalServerPort
+    private int port;
+
+    @Autowired
+    private TestRestTemplate restTemplate;
+
+    @Test
+    public void profile은_인증없이_호출된다() {
+        String expected = "default";
+
+        ResponseEntity<String> response = restTemplate.getForEntity("/profile", String.class);
+
+        assertThat(response.getStatusCode()).isEqualTo(HttpStatus.OK);
+        assertThat(response.getBody()).isEqualTo(expected);
+    }
+}
\ No newline at end of file
diff --git a/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerUnitTest.java b/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerUnitTest.java
new file mode 100644
index 0000000..f31dcc5
--- /dev/null
+++ b/WebServiceBySpringBootAndAWS/src/test/java/com/banjjoknim/book/springboot/web/ProfileControllerUnitTest.java
@@ -0,0 +1,60 @@
+package com.banjjoknim.book.springboot.web;
+
+import org.junit.Test;
+import org.springframework.mock.env.MockEnvironment;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+public class ProfileControllerUnitTest {
+
+    @Test
+    public void real_profile이_조회된다() {
+        //given
+        String expectedProfile = "real";
+        MockEnvironment env = new MockEnvironment();
+        env.addActiveProfile(expectedProfile);
+        env.addActiveProfile("oauth");
+        env.addActiveProfile("real-db");
+
+        ProfileController controller = new ProfileController(env);
+
+        //when
+        String profile = controller.profile();
+
+        //then
+        assertThat(profile).isEqualTo(expectedProfile);
+    }
+
+    @Test
+    public void real_profile이_없으면_첫_번째가_조회된다() {
+        //given
+        String expectedProfile = "oauth";
+        MockEnvironment env = new MockEnvironment();
+        env.addActiveProfile(expectedProfile);
+        env.addActiveProfile("real-db");
+
+        ProfileController controller = new ProfileController(env);
+
+        //when
+        String profile = controller.profile();
+
+        //then
+        assertThat(profile).isEqualTo(expectedProfile);
+    }
+
+    @Test
+    public void active_profile이_없으면_default가_조회된다() {
+        //given
+        String expectedProfile = "default";
+        MockEnvironment env = new MockEnvironment();
+
+        ProfileController controller = new ProfileController(env);
+
+        //when
+        String profile = controller.profile();
+
+        //then
+        assertThat(profile).isEqualTo(expectedProfile);
+    }
+
+}
\ No newline at end of file