diff --git a/sig/sig-security/OWNERS b/sig/sig-security/OWNERS
new file mode 100644
index 0000000000000000000000000000000000000000..a0c9e619b9285906468e1432b51a7a9e76cc0f55
--- /dev/null
+++ b/sig/sig-security/OWNERS
@@ -0,0 +1,26 @@
+{
+   "Leader":[
+      {
+         "gitee_id":"yongjie2020",
+         "gitee_email":"yongjie.yan@huawei.com"
+      }
+   ],
+   "Committers":[
+      {
+         "gitee_id":"scuteehuangjun",
+         "gitee_email":"huangjun42@huawei.com"
+      },
+      {
+         "gitee_id":"Chaos-Liang",
+         "gitee_email":"liangguanchao1@huawei.com"
+      },
+      {
+         "gitee_id":"xuwenfang",
+         "gitee_email":"xuwenfang@huawei.com"
+      },
+      {
+         "gitee_id":"jiang-xiaofeng",
+         "gitee_email":"jiangxiaofeng8@huawei.com"
+      }
+   ]
+}
\ No newline at end of file
diff --git a/sig/sig-security/sig_security.md b/sig/sig-security/sig_security.md
new file mode 100644
index 0000000000000000000000000000000000000000..4ca080b2761d79959b38dbe1d7e25ceafdc65093
--- /dev/null
+++ b/sig/sig-security/sig_security.md
@@ -0,0 +1,45 @@
+# SIG_Security
+English | [简体中文](./sig_security_cn.md)
+
+Note: The content of this SIG follows the convention described in OpenHarmony's PMC Management Charter [README](/zh/pmc.md).
+
+## SIG group work objectives and scope
+
+### work goals
+OpenHarmony security subsystem development plan
+
+### work scope
+OpenHarmony security sbusystem, including application permissions, application signature, device authentication, and key store management etc.
+
+### The repository
+- project name:
+  - deviceauth：https://gitee.com/openharmony/security_deviceauth
+  - huks：https://gitee.com/openharmony/security_huks
+  - dataclassification：https://gitee.com/openharmony/security_dataclassification
+  - appverify：https://gitee.com/openharmony/security_appverify
+  - app_permission:https://gitee.com/openharmony/security_permission
+
+
+## SIG Members
+
+### Leader
+- @yongjie2020(https://gitee.com/yongjie2020)
+
+### Committers
+- @scuteehuangjun(https://gitee.com/scuteehuangjun)
+- @Chaos-Liang(https://gitee.com/Chaos-Liang)
+- @xuwenfang(https://gitee.com/xuwenfang)
+- @jiang-xiaofeng(https://gitee.com/jiang-xiaofeng)
+
+ ### Meetings
+- Meeting time：Bi-weekly meeting, Monday 19:15 pm, UTC+8
+- Meeting application: [OpenHarmony SIG-Security Meeting Proposal](https://shimo.im/sheets/g69CCHwg3QhTDVQc/MODOC)
+- Meeting link: Welink Meeting or Others
+- Meeting notification: [Subscribe to] (https://lists.openatom.io/postorius/lists/dev.openharmony.io) mailing list dev@openharmony.io for the meeting link
+- Meeting-Minutes: Archive link address
+
+### Contact (optional)
+
+- Mailing list：dev@openharmony.io
+- Slack group：xxx
+- Wechat group：xxx
diff --git a/sig/sig-security/sig_security_cn.md b/sig/sig-security/sig_security_cn.md
new file mode 100644
index 0000000000000000000000000000000000000000..28ac742bf3906775edca420e87f90d3344f1615c
--- /dev/null
+++ b/sig/sig-security/sig_security_cn.md
@@ -0,0 +1,44 @@
+# SIG_Security
+简体中文 | [English](./sig_security.md)
+
+说明：本SIG的内容遵循OpenHarmony的PMC管理章程 [README](/zh/pmc.md)中描述的约定。
+
+## SIG组工作目标和范围
+
+### 工作目标
+OpenHarmony安全业务的开发规划
+
+### 工作范围
+OpenHarmony安全业务,包括应用权限、应用签名、设备认证和密钥管理等
+
+## 代码仓
+- 代码仓地址：
+  - deviceauth：https://gitee.com/openharmony/security_deviceauth
+  - huks：https://gitee.com/openharmony/security_huks
+  - dataclassification：https://gitee.com/openharmony/security_dataclassification
+  - appverify：https://gitee.com/openharmony/security_appverify
+  - app_permission:https://gitee.com/openharmony/security_permission
+
+## SIG组成员
+
+### Leader
+- @yongjie2020(https://gitee.com/yongjie2020)
+
+### Committers列表
+- @scuteehuangjun(https://gitee.com/scuteehuangjun)
+- @Chaos-Liang(https://gitee.com/Chaos-Liang)
+- @xuwenfang(https://gitee.com/xuwenfang)
+- @jiang-xiaofeng(https://gitee.com/jiang-xiaofeng)
+
+### 会议
+ - 会议时间：双周例会，周一晚上19:15，UTC+8
+ - 会议申报：[OpenHarmony SIG-Security Meeting Proposal](https://shimo.im/sheets/g69CCHwg3QhTDVQc/MODOC)
+ - 会议链接: Welink或其他会议
+ - 会议通知: 请[订阅](https://lists.openatom.io/postorius/lists/dev.openharmony.io)邮件列表 dev@openharmony.io 获取会议链接
+ - 会议纪要: [归档链接地址](https://gitee.com/openharmony-sig/sig-content)
+
+### 联系方式(可选)
+
+- 邮件列表：dev@openharmony.io
+- Slack群组：xxx
+- 微信群：xxx
diff --git a/sig/sigs.json b/sig/sigs.json
index 54616c61ed409fdb4de004a0aae533fd0f7af1d4..3dc9a264cf29e1bee9b0040b2a88fcc142011fdd 100644
--- a/sig/sigs.json
+++ b/sig/sigs.json
@@ -345,6 +345,23 @@
          "sig-name":"sig-linkboy",
          "projects":"https://gitee.com/openharmony-sig/linkboy",
          "project-path":"NONE"
+      },
+      {
+         "sig-name":"sig-security",
+         "projects":[
+             "https://gitee.com/openharmony/security_deviceauth",
+             "https://gitee.com/openharmony/security_huks",
+             "https://gitee.com/openharmony/security_dataclassification",
+             "https://gitee.com/openharmony/security_appverify",
+             "https://gitee.com/openharmony/security_permission"
+         ],
+         "project-path":[
+             "base/security/deviceauth",
+             "base/security/huks/",
+             "base/security/dataclassification",
+             "base/security/appverify",
+             "base/security/permission"
+         ]
       }
    ]
 }