diff --git a/backend/pirocheck/src/main/resources/application.yml b/backend/pirocheck/src/main/resources/application.yml
index bdef4aa..8d44732 100644
--- a/backend/pirocheck/src/main/resources/application.yml
+++ b/backend/pirocheck/src/main/resources/application.yml
@@ -17,7 +17,7 @@ server:
     session:
       cookie:
         http-only: true     # 세션 쿠키를 HttpOnly로 설정 (JS에서 접근 불가)
-        secure: false       # HTTPS 전용 전송 (Https -> true로 바꿔야 함)
+        secure: true       # HTTPS 전용 전송 (Https -> true로 바꿔야 함)
         same-site: Lax      # CSRF 방지
       timeout: 30m          # 세션 타임아웃 30분 (30 minutes)
   address: 0.0.0.0
diff --git a/frontend/src/api/api.js b/frontend/src/api/api.js
index 1950026..c2c9d61 100644
--- a/frontend/src/api/api.js
+++ b/frontend/src/api/api.js
@@ -1,7 +1,7 @@
 import axios from "axios";
 
 const api = axios.create({
-  baseURL: "http://api.pirocheck.org:8080/api",
+  baseURL: "https://api.pirocheck.org/api",
   // 수정 필요한지 재검 필요함
   // "http://api.pirocheck.org:8080/api"
   withCredentials: true,
diff --git a/frontend/src/api/user.js b/frontend/src/api/user.js
index 12e057a..3309ca5 100644
--- a/frontend/src/api/user.js
+++ b/frontend/src/api/user.js
@@ -1,5 +1,5 @@
 export const loginUser = async ({ name, password }) => {
-  const res = await fetch("http://api.pirocheck.org:8080/api/login", {
+  const res = await fetch("https://api.pirocheck.org/api/login", {
     method: "POST",
     headers: {
       "Content-Type": "application/json",
diff --git a/frontend/src/pages/admin/AdminStudentAssignment.jsx b/frontend/src/pages/admin/AdminStudentAssignment.jsx
index c29c35e..fd2d088 100644
--- a/frontend/src/pages/admin/AdminStudentAssignment.jsx
+++ b/frontend/src/pages/admin/AdminStudentAssignment.jsx
@@ -42,7 +42,7 @@ const AdminStudentAssignment = () => {
             id: task.id,
             label: task.assignmentName,
             status: task.status,
-            //modified: false,
+            modified: false,
           })),
         })),
       }));
@@ -64,21 +64,22 @@ const AdminStudentAssignment = () => {
       });
   }, [studentId, week]);
 
-  const handleStatusChange = (weekIdx, dayIdx, taskIdx, newStatus) => {
-    const updated = [...weeks];
-    const task = updated[weekIdx].days[dayIdx].tasks[taskIdx];
-    task.status = newStatus;
-    task.modified = true;
-    setWeeks(updated);
-  };
-  /*
-  const handleSave = async (taskId, status) => {
-    await api.put("/admin/assignment/status", {
-      assignmentId: taskId,
-      status,
-    });
+  const handleStatusChange = (taskId, newStatus) => {
+    const updatedWeeks = weeks.map((weekItem) => ({
+      ...weekItem,
+      days: weekItem.days.map((dayItem) => ({
+        ...dayItem,
+        tasks: dayItem.tasks.map((task) =>
+          task.id === taskId
+            ? { ...task, status: newStatus, modified: true }
+            : task
+        ),
+      })),
+    }));
+
+    setWeeks(updatedWeeks);
   };
-*/
+
 
 
   const handleSave = async (taskId, status) => {
@@ -134,8 +135,6 @@ const AdminStudentAssignment = () => {
                         value={task.status}
                         onChange={(e) =>
                           handleStatusChange(
-                            weekIdx,
-                            dayIdx,
                             taskIdx,
                             e.target.value
                           )
diff --git a/frontend/vite.config.js b/frontend/vite.config.js
index 26f670c..6fe408f 100644
--- a/frontend/vite.config.js
+++ b/frontend/vite.config.js
@@ -7,7 +7,7 @@ export default defineConfig({
   server: {
     proxy: {
       "/api": {
-        target: "http://api.pirocheck.org:8080/api",
+        target: "https://api.pirocheck.org/api",
         changeOrigin: true,
       },
     },