diff --git a/jspblog/src/main/java/com/example/jspblog/config/ForbiddenUrlConfig.java b/jspblog/src/main/java/com/example/jspblog/config/ForbiddenUrlConfig.java
index cc29250a..6d806a17 100644
--- a/jspblog/src/main/java/com/example/jspblog/config/ForbiddenUrlConfig.java
+++ b/jspblog/src/main/java/com/example/jspblog/config/ForbiddenUrlConfig.java
@@ -12,7 +12,9 @@ public class ForbiddenUrlConfig implements Filter {
         HttpServletRequest request = (HttpServletRequest) req;
         HttpServletResponse response = (HttpServletResponse) resp;
 
-        if (request.getRequestURI().equals("/jspblog/") || request.getRequestURI().equals("/jspblog/index.jsp")) {
+        String exception = request.getRequestURI();
+
+        if (exception.equals("/jspblog/") || exception.equals("/jspblog/index.jsp") || exception.equals("/jspblog/user/jusoPopup.jsp")) {
             chain.doFilter(request, response);
         } else {
             PrintWriter out = response.getWriter();
diff --git a/jspblog/src/main/java/com/example/jspblog/domain/reply/ReplyDao.java b/jspblog/src/main/java/com/example/jspblog/domain/reply/ReplyDao.java
index ea48f732..8998fe61 100644
--- a/jspblog/src/main/java/com/example/jspblog/domain/reply/ReplyDao.java
+++ b/jspblog/src/main/java/com/example/jspblog/domain/reply/ReplyDao.java
@@ -12,7 +12,6 @@ import java.util.List;
 
 public class ReplyDao {
     public int save(SaveReqDto dto) {
-        System.out.println(dto);
         String sql = "insert into reply(userId, boardId, content, createDate) values(?, ?, ?, now())";
         Connection conn = DB.getConnection();
         PreparedStatement pstmt = null;
@@ -69,7 +68,7 @@ public class ReplyDao {
     }
 
     public List<Reply> findAll(int boardId) {
-        String sql = "select * from reply where boardId= order by desc";
+        String sql = "select * from reply where boardId=? order by createDate desc";
         Connection conn = DB.getConnection();
         PreparedStatement pstmt = null;
         ResultSet rs = null;
@@ -97,4 +96,23 @@ public class ReplyDao {
         }
         return null;
     }
+
+    public int deleteById(int id) {
+        String sql = "delete from reply where id=?";
+        Connection conn = DB.getConnection();
+        PreparedStatement pstmt = null;
+        if (conn != null) {
+            try {
+                pstmt = conn.prepareStatement(sql);
+                pstmt.setInt(1, id);
+                int result = pstmt.executeUpdate();
+                return result;
+            } catch (Exception e) {
+                e.printStackTrace();
+            } finally {
+                DB.close(conn, pstmt);
+            }
+        }
+        return -1;
+    }
 }
diff --git a/jspblog/src/main/java/com/example/jspblog/service/ReplyService.java b/jspblog/src/main/java/com/example/jspblog/service/ReplyService.java
index 1f76ce46..d7070929 100644
--- a/jspblog/src/main/java/com/example/jspblog/service/ReplyService.java
+++ b/jspblog/src/main/java/com/example/jspblog/service/ReplyService.java
@@ -25,4 +25,8 @@ public class ReplyService {
     public List<Reply> 댓글목록보기(int boardId) {
         return replyDao.findAll(boardId);
     }
+
+    public int 댓글삭제(int id) {
+        return replyDao.deleteById(id);
+    }
 }
diff --git a/jspblog/src/main/java/com/example/jspblog/web/ReplyController.java b/jspblog/src/main/java/com/example/jspblog/web/ReplyController.java
index 361ada51..c2428742 100644
--- a/jspblog/src/main/java/com/example/jspblog/web/ReplyController.java
+++ b/jspblog/src/main/java/com/example/jspblog/web/ReplyController.java
@@ -56,6 +56,16 @@ public class ReplyController extends HttpServlet {
                 Script.responseData(response, responseData);
                 break;
             }
+            case "delete" : {
+                int id = Integer.parseInt(request.getParameter("id"));
+                int result = replyService.댓글삭제(id);
+
+                CommonRespDto<String> dto = new CommonRespDto<>();
+                dto.setStatusCode(result);
+
+                String jsonData = new Gson().toJson(dto);
+                Script.responseData(response, jsonData);
+            }
         }
     }
 }
diff --git a/jspblog/src/main/webapp/board/detail.jsp b/jspblog/src/main/webapp/board/detail.jsp
index f8c7c91f..ab083d8a 100644
--- a/jspblog/src/main/webapp/board/detail.jsp
+++ b/jspblog/src/main/webapp/board/detail.jsp
@@ -47,7 +47,9 @@
                                         <strong class="text-primary">${reply.userId}</strong>
                                         <p>${reply.content}</p></div>
                                     <div class="m-2">
-                                        <i onClick="deleteReply(${reply.id})" class="material-icons">delete</i>
+                                        <c:if test="${sessionScope.principal.id == reply.userId}">
+                                            <i onClick="deleteReply(${reply.id})" class="material-icons">delete</i>
+                                        </c:if>
                                     </div>
                                 </li>
                             </c:forEach>
diff --git a/jspblog/src/main/webapp/js/boardDetail.js b/jspblog/src/main/webapp/js/boardDetail.js
index 023ad0d7..97f35fc5 100644
--- a/jspblog/src/main/webapp/js/boardDetail.js
+++ b/jspblog/src/main/webapp/js/boardDetail.js
@@ -11,7 +11,15 @@ function addReply(data) {
 }
 
 function deleteReply(id) {
-    console.log(id);
+    $.ajax({
+        type: "post",
+        url: "/jspblog/reply?cmd=delete&id="+id,
+        dataType: "json"
+    }).done(function (result){
+        if (result.statusCode === 1){
+            $("#reply-"+id).remove();
+        }
+    })
 }
 
 function replySave(userId, boardId) {
@@ -31,6 +39,7 @@ function replySave(userId, boardId) {
     }).done(function (result){
         if (result.statusCode === 1){
             addReply(result.data);
+            $("#reply__write__form").val("");
         }
     })
 }