diff --git a/ui/src/views/chat/user-login/index.vue b/ui/src/views/chat/user-login/index.vue
index 702009be0..75d03dc03 100644
--- a/ui/src/views/chat/user-login/index.vue
+++ b/ui/src/views/chat/user-login/index.vue
@@ -252,7 +252,9 @@ const loginHandle = () => {
       })
     } else {
       const publicKey = forge.pki.publicKeyFromPem(chatUser?.chat_profile?.rasKey as any);
-      const encrypted = publicKey.encrypt(JSON.stringify(loginForm.value), 'RSAES-PKCS1-V1_5');
+      const jsonData = JSON.stringify(loginForm.value);
+      const utf8Bytes = forge.util.encodeUtf8(jsonData);
+      const encrypted = publicKey.encrypt(utf8Bytes, 'RSAES-PKCS1-V1_5');
       const encryptedBase64 = forge.util.encode64(encrypted);
       chatUser.login({
         encryptedData: encryptedBase64,
@@ -438,10 +440,10 @@ onBeforeMount(() => {
         console.log('DingTalk client request success:', res)
         chatUser.dingOauth2Callback(res.code, accessToken).then(() => {
           router.push({
-              name: 'chat',
-              params: {accessToken: accessToken},
-              query: route.query,
-            })
+            name: 'chat',
+            params: {accessToken: accessToken},
+            query: route.query,
+          })
         })
       })
     }
diff --git a/ui/src/views/login/index.vue b/ui/src/views/login/index.vue
index 735d2b506..c8d36a029 100644
--- a/ui/src/views/login/index.vue
+++ b/ui/src/views/login/index.vue
@@ -201,7 +201,10 @@ const loginHandle = () => {
           })
       } else {
         const publicKey = forge.pki.publicKeyFromPem(user.rasKey);
-        const encrypted = publicKey.encrypt(JSON.stringify(loginForm.value), 'RSAES-PKCS1-V1_5');
+        // 转换为UTF-8编码后再加密
+        const jsonData = JSON.stringify(loginForm.value);
+        const utf8Bytes = forge.util.encodeUtf8(jsonData);
+        const encrypted = publicKey.encrypt(utf8Bytes, 'RSAES-PKCS1-V1_5');
         const encryptedBase64 = forge.util.encode64(encrypted);
         login
           .asyncLogin({encryptedData: encryptedBase64, username: loginForm.value.username})