diff --git a/build.gradle b/build.gradle
index 10d9737..745df92 100644
--- a/build.gradle
+++ b/build.gradle
@@ -20,13 +20,15 @@ repositories {
 }
 
 dependencies {
+	implementation 'org.springframework.boot:spring-boot-starter-validation:2.7.3'
+	implementation 'com.google.guava:guava:31.1-jre'
 	implementation 'org.springframework.data:spring-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-security'
 	implementation 'org.springframework.boot:spring-boot-starter-thymeleaf'
 	implementation 'org.springframework.boot:spring-boot-starter-web'
 	implementation 'org.thymeleaf.extras:thymeleaf-extras-springsecurity5'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
-	implementation 'org.projectlombok:lombok:1.18.22'
+	implementation 'org.projectlombok:lombok:1.18.24'
 	compileOnly 'org.projectlombok:lombok'
 	developmentOnly 'org.springframework.boot:spring-boot-devtools'
 	runtimeOnly 'org.postgresql:postgresql'
diff --git a/src/main/java/site/easystartup/easystartupcore/controller/ForumController.java b/src/main/java/site/easystartup/easystartupcore/controller/ForumController.java
index 14eb716..4e9d709 100644
--- a/src/main/java/site/easystartup/easystartupcore/controller/ForumController.java
+++ b/src/main/java/site/easystartup/easystartupcore/controller/ForumController.java
@@ -1,22 +1,36 @@
 package site.easystartup.easystartupcore.controller;
 
+import com.google.common.collect.Lists;
 import lombok.RequiredArgsConstructor;
 import lombok.val;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Controller;
 import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.GetMapping;
+import site.easystartup.easystartupcore.domain.forum.Discussion;
+import site.easystartup.easystartupcore.domain.forum.Topic;
 import site.easystartup.easystartupcore.repos.forum.TopicRepo;
 
+import java.util.Collections;
+
 @Controller
 @RequiredArgsConstructor(onConstructor_ = @Autowired)
 public class ForumController {
     private final TopicRepo topicRepo;
 
+    private final Discussion discussion;
+
     @GetMapping("/forum")
     public String forumMain(Model model) {
         val topic = topicRepo.findAll();
         model.addAttribute("topics", topic);
         return "forum";
     }
+
+    @GetMapping("/forum/my")
+    public String forumMy(Model model) {
+        val topic = Lists.newArrayList(topicRepo.findAll());
+        model.addAttribute("topics", topic);
+        return "forum";
+    }
 }
diff --git a/src/main/java/site/easystartup/easystartupcore/domain/forum/Topic.java b/src/main/java/site/easystartup/easystartupcore/domain/forum/Topic.java
index d3a4967..d6e5b95 100644
--- a/src/main/java/site/easystartup/easystartupcore/domain/forum/Topic.java
+++ b/src/main/java/site/easystartup/easystartupcore/domain/forum/Topic.java
@@ -20,6 +20,7 @@ public class Topic {
     @GeneratedValue(strategy = GenerationType.AUTO)
     private long id;
     private String title;
+    private String author;
     private int size;
     private String description;
     private Date last_update;
diff --git a/src/main/java/site/easystartup/easystartupcore/filter/FilterService.java b/src/main/java/site/easystartup/easystartupcore/filter/FilterService.java
new file mode 100644
index 0000000..bb1f2b1
--- /dev/null
+++ b/src/main/java/site/easystartup/easystartupcore/filter/FilterService.java
@@ -0,0 +1,14 @@
+package site.easystartup.easystartupcore.filter;
+
+import site.easystartup.easystartupcore.domain.forum.Discussion;
+import site.easystartup.easystartupcore.domain.forum.DiscussionMessage;
+
+import java.util.List;
+
+public interface FilterService {
+    List<DiscussionMessage> getMessagesByDiscussionId(long discussionId);
+
+    List<Discussion> getDiscussionByAuthor(String author);
+
+    List<Discussion> getDiscussionByMember(String member);
+}
diff --git a/src/main/java/site/easystartup/easystartupcore/filter/StreamFilterService.java b/src/main/java/site/easystartup/easystartupcore/filter/StreamFilterService.java
new file mode 100644
index 0000000..0c0e00b
--- /dev/null
+++ b/src/main/java/site/easystartup/easystartupcore/filter/StreamFilterService.java
@@ -0,0 +1,31 @@
+package site.easystartup.easystartupcore.filter;
+
+import com.google.common.collect.Lists;
+import lombok.RequiredArgsConstructor;
+import org.springframework.beans.factory.annotation.Autowired;
+import site.easystartup.easystartupcore.domain.forum.Discussion;
+import site.easystartup.easystartupcore.domain.forum.DiscussionMessage;
+import site.easystartup.easystartupcore.repos.forum.DiscussionMessageRepo;
+
+import java.util.List;
+
+@RequiredArgsConstructor(onConstructor_ = @Autowired)
+public class StreamFilterService implements FilterService {
+    private final DiscussionMessageRepo discussionMessageRepo;
+
+    @Override
+    public List<DiscussionMessage> getMessagesByDiscussionId(long discussionId) {
+        //Lists.newArrayList(discussionMessageRepo.findAll()).stream().filter()
+        return null;
+    }
+
+    @Override
+    public List<Discussion> getDiscussionByAuthor(String author) {
+        return null;
+    }
+
+    @Override
+    public List<Discussion> getDiscussionByMember(String member) {
+        return null;
+    }
+}