diff --git a/back/data/notify.ts b/back/data/notify.ts
index bf4031d3..b0899500 100644
--- a/back/data/notify.ts
+++ b/back/data/notify.ts
@@ -142,6 +142,7 @@ export class WebhookNotification extends NotificationBaseInfo {
 
 export class LarkNotification extends NotificationBaseInfo {
   public larkKey = '';
+  public larkSecret = '';
 }
 
 export class NtfyNotification extends NotificationBaseInfo {
diff --git a/back/services/notify.ts b/back/services/notify.ts
index 4f4e2ebb..934a86ed 100644
--- a/back/services/notify.ts
+++ b/back/services/notify.ts
@@ -550,19 +550,31 @@ export default class NotificationService {
   }
 
   private async lark() {
-    let { larkKey } = this.params;
+    let { larkKey, larkSecret } = this.params;
 
     if (!larkKey.startsWith('http')) {
       larkKey = `https://open.feishu.cn/open-apis/bot/v2/hook/${larkKey}`;
     }
 
+    const body: Record<string, any> = {
+      msg_type: 'text',
+      content: { text: `${this.title}\n\n${this.content}` },
+    };
+
+    // Add signature if secret is provided
+    if (larkSecret) {
+      const timestamp = Math.floor(Date.now() / 1000).toString();
+      const stringToSign = `${timestamp}\n${larkSecret}`;
+      const hmac = crypto.createHmac('sha256', stringToSign);
+      const sign = hmac.digest('base64');
+      body.timestamp = timestamp;
+      body.sign = sign;
+    }
+
     try {
       const res = await httpClient.post(larkKey, {
         ...this.gotOption,
-        json: {
-          msg_type: 'text',
-          content: { text: `${this.title}\n\n${this.content}` },
-        },
+        json: body,
         headers: { 'Content-Type': 'application/json' },
       });
       if (res.StatusCode === 0 || res.code === 0) {
diff --git a/sample/notify.js b/sample/notify.js
index 8dfe8851..fd68bea0 100644
--- a/sample/notify.js
+++ b/sample/notify.js
@@ -52,6 +52,7 @@ const push_config = {
   DD_BOT_TOKEN: '', // 钉钉机器人的 DD_BOT_TOKEN
 
   FSKEY: '', // 飞书机器人的 FSKEY
+  FSSECRET: '', // 飞书机器人的 FSSECRET，对应安全设置里的签名校验密钥
 
   // 推送到个人QQ：http://127.0.0.1/send_private_msg
   // 群：http://127.0.0.1/send_group_msg
@@ -989,11 +990,24 @@ function aibotkNotify(text, desp) {
 
 function fsBotNotify(text, desp) {
   return new Promise((resolve) => {
-    const { FSKEY } = push_config;
+    const { FSKEY, FSSECRET } = push_config;
     if (FSKEY) {
+      const body = { msg_type: 'text', content: { text: `${text}\n\n${desp}` } };
+
+      // Add signature if secret is provided
+      if (FSSECRET) {
+        const crypto = require('crypto');
+        const timestamp = Math.floor(Date.now() / 1000).toString();
+        const stringToSign = `${timestamp}\n${FSSECRET}`;
+        const hmac = crypto.createHmac('sha256', stringToSign);
+        const sign = hmac.digest('base64');
+        body.timestamp = timestamp;
+        body.sign = sign;
+      }
+
       const options = {
         url: `https://open.feishu.cn/open-apis/bot/v2/hook/${FSKEY}`,
-        json: { msg_type: 'text', content: { text: `${text}\n\n${desp}` } },
+        json: body,
         headers: {
           'Content-Type': 'application/json',
         },
diff --git a/sample/notify.py b/sample/notify.py
index 032bb97e..410ab7ae 100644
--- a/sample/notify.py
+++ b/sample/notify.py
@@ -49,6 +49,7 @@ push_config = {
     'DD_BOT_TOKEN': '',                 # 钉钉机器人的 DD_BOT_TOKEN
 
     'FSKEY': '',                        # 飞书机器人的 FSKEY
+    'FSSECRET': '',                     # 飞书机器人的 FSSECRET，对应安全设置里的签名校验密钥
 
     'GOBOT_URL': '',                    # go-cqhttp
                                         # 推送到个人QQ：http://127.0.0.1/send_private_msg
@@ -233,6 +234,18 @@ def feishu_bot(title: str, content: str) -> None:
 
     url = f'https://open.feishu.cn/open-apis/bot/v2/hook/{push_config.get("FSKEY")}'
     data = {"msg_type": "text", "content": {"text": f"{title}\n\n{content}"}}
+
+    # Add signature if secret is provided
+    if push_config.get("FSSECRET"):
+        timestamp = str(int(time.time()))
+        string_to_sign = f'{timestamp}\n{push_config.get("FSSECRET")}'
+        hmac_code = hmac.new(
+            string_to_sign.encode("utf-8"), digestmod=hashlib.sha256
+        ).digest()
+        sign = base64.b64encode(hmac_code).decode("utf-8")
+        data["timestamp"] = timestamp
+        data["sign"] = sign
+
     response = requests.post(url, data=json.dumps(data)).json()
 
     if response.get("StatusCode") == 0 or response.get("code") == 0:
diff --git a/src/utils/config.ts b/src/utils/config.ts
index 49eab36b..b529a7d0 100644
--- a/src/utils/config.ts
+++ b/src/utils/config.ts
@@ -395,6 +395,12 @@ export default {
         ),
         required: true,
       },
+      {
+        label: 'larkSecret',
+        tip: intl.get(
+          '飞书群组机器人加签密钥，安全设置中开启签名校验后获得',
+        ),
+      },
     ],
     email: [
       {