diff --git a/frontend/src/components/MainPage.vue b/frontend/src/components/MainPage.vue
index 604b6da41545ffe53bba87fa60ad4006e9b84a7f..ac28dd0d6e03d5cfbd2bbf5216b4ac30888994de 100644
--- a/frontend/src/components/MainPage.vue
+++ b/frontend/src/components/MainPage.vue
@@ -11,6 +11,8 @@ export default {
 
     this.userId = localStorage.getItem('userId')
     this.getAllTodos()
+
+    setInterval(this.validateSession, 60000)
   },
   data() {
     return {
@@ -35,6 +37,20 @@ export default {
     }
   },
   methods: {
+    async validateSession(){
+      let url = "http://localhost:9876/user/validateSession"
+
+      const response = await fetch(url, {
+       method: 'GET',
+       credentials: 'include'
+      })
+
+      if(response.status === 401){
+        localStorage.removeItem("userId")
+        localStorage.removeItem("isLoggedIn")
+        await this.$router.push({ name: 'login' })
+      }
+    },
     showDetails(item) {
       this.selectedItem = item;
       this.showDetailsModal = true;
diff --git a/src/main/java/com/cloudcomputing/todo/controller/UserController.java b/src/main/java/com/cloudcomputing/todo/controller/UserController.java
index 55620b60d855e9270b7b0129f04e5f1d0c38cce9..e9b55f0af0094d870b08558debcb984d903e5aa4 100644
--- a/src/main/java/com/cloudcomputing/todo/controller/UserController.java
+++ b/src/main/java/com/cloudcomputing/todo/controller/UserController.java
@@ -4,7 +4,6 @@ import com.cloudcomputing.todo.dto.TodoDTO;
 import com.cloudcomputing.todo.dto.UserDTO;
 import com.cloudcomputing.todo.service.UserService;
 import jakarta.servlet.http.HttpServletRequest;
-import jakarta.servlet.http.HttpSession;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.http.HttpStatus;
 import org.springframework.http.ResponseEntity;
@@ -82,7 +81,7 @@ public class UserController {
         return new ResponseEntity<>(null, HttpStatus.UNAUTHORIZED);
     }
 
-    @PatchMapping("setTodoComplete")
+    @PatchMapping("/setTodoComplete")
     public ResponseEntity<List<TodoDTO>> setTodoComplete(HttpServletRequest request, @RequestParam String userId, @RequestParam String todoId) {
         if(userService.validateSession(request)){
             List<TodoDTO> todos = userService.setTodoComplete(userId, todoId);
@@ -91,4 +90,13 @@ public class UserController {
 
         return new ResponseEntity<>(null, HttpStatus.UNAUTHORIZED);
     }
+
+    @GetMapping("/validateSession")
+    public ResponseEntity<Boolean> validateSession(HttpServletRequest request) {
+        if(userService.validateSession(request)){
+            return new ResponseEntity<>(true, HttpStatus.OK);
+        }
+
+        return new ResponseEntity<>(false, HttpStatus.UNAUTHORIZED);
+    }
 }