diff --git a/src/pages/Login/index.tsx b/src/pages/Login/index.tsx
index 8d690d785..552d98eeb 100644
--- a/src/pages/Login/index.tsx
+++ b/src/pages/Login/index.tsx
@@ -25,30 +25,19 @@ export const LoginPage = () => {
   }, [searchParams]);
 
   const handleConfirm = async () => {
-    const registerData = authSessionStorage.get();
-    if (registerData) {
-      if (email !== registerData.email) {
-        alert('존재하지 않는 이메일입니다.');
-      } else if (password !== registerData.password) {
-        alert('존재하지 않는 비밀번호입니다.');
-      }
-    } else {
-      alert('회원 정보를 찾을 수 없습니다.');
+    try {
+      const response = await fetchInstance.post(`${BASE_URL}/api/members/login`, {
+        email: email,
+        password: password,
+      });
+      const data = await response.data;
+      authSessionStorage.set({ token: data.token, email: email });
+      const redirectUrl = queryParams.get('redirect') ?? `${window.location.origin}/`;
+      return window.location.replace(redirectUrl);
+    } catch (error) {
+      console.error('Failed sign in', error);
+      alert('로그인 중 오류가 발생했습니다.');
     }
-    if (registerData && email === registerData.email && password === registerData.password)
-      try {
-        const response = await fetchInstance.post(`${BASE_URL}/api/members/login`, {
-          email: email,
-          password: password,
-        });
-        const data = await response.data;
-        authSessionStorage.set({ token: data.token, email: data.email });
-        const redirectUrl = queryParams.get('redirect') ?? `${window.location.origin}/`;
-        return window.location.replace(redirectUrl);
-      } catch (error) {
-        console.error('Failed sign in', error);
-        alert('로그인 중 오류가 발생했습니다.');
-      }
   };
   const handleKakaoLogin = async () => {
     try {
diff --git a/src/pages/SignUp/index.tsx b/src/pages/SignUp/index.tsx
index 8142dd70c..53143570a 100644
--- a/src/pages/SignUp/index.tsx
+++ b/src/pages/SignUp/index.tsx
@@ -26,7 +26,7 @@ export const SignUpPage = () => {
       });
 
       const data = response.data;
-      authSessionStorage.set({ token: data.token, email: data.email, password: password });
+      authSessionStorage.set({ token: data.token, email: email, password: password });
       window.location.replace(`${window.location.origin}/`);
     } catch (error) {
       console.error('Failed sign up', error);