diff --git a/README.en.md b/README.en.md
index ed29b98..becc06b 100644
--- a/README.en.md
+++ b/README.en.md
@@ -91,11 +91,14 @@ Other languages: [:cn: Chinese](./README.md)
     * [Detect whether the device is root](#detect-whether-the-device-is-root)
     * [Monkey use stress testing](#monkey-use-stress-testing)
     * [On / off WiFi](#on--off-wifi)
-* [Brush related commands](#brush-related-commands)
+* [Flashing-Phone related commands](#brush-related-commands)
     * [Restart to Recovery mode](#restart-to-recovery-mode)
     * [To restart from the Recovery Android](#to-restart-from-the-recovery-android)
     * [Restart to Fastboot mode](#restart-to-fastboot-mode)
     * [Through sideload system update](#through-sideload-system-update)
+* [Security related commands](#security-related-commands)
+    * [Enabled / Disable SELinux](#enabledisable-selinux)
+    * [Enabled / Disable dm_verity](#enabledisable-dmverity)
 * [More adb shell command](#more-adb-shell-command)
     * [See process](#see-process)
     * [View real-time resource consumption](#view-real-time-resource-consumption)
@@ -753,7 +756,7 @@ Dexopt state:
 
 ## Interact with Applications
 
-The most used syntax for interacting with applications is : 
+The most used syntax for interacting with applications is :
 ```sh
 am <command>
 ```
@@ -2086,7 +2089,7 @@ adb shell svc wifi disable
 
 If successfully implemented, the output is empty; if not get root privileges to execute this command will fail, output `Killed`.
 
-## Brush related commands
+## Flashing-Phone related commands
 
 ### Restart to Recovery mode
 
@@ -2138,6 +2141,40 @@ Case in Recovery Mode Update:
    adb sideload <path-to-update.zip>
    ```
 
+## Security-related commands
+
+### Enable / Disable SELinux
+
+Enable SELinux
+
+```sh
+adb root
+adb shell setenforce 1
+```
+
+Disable SELinux
+
+```sh
+adb root
+adb shell setenforce 0
+```
+
+### Enable / Disable dm_verity
+
+Enable dm_verity
+
+```sh
+adb root
+adb enable-verity
+```
+
+Disable dm_verity
+
+```sh
+adb root
+adb disable-verity
+```
+
 ## More adb shell command
 
 Android system is based on Linux kernel, so Linux where many commands in Android also has the same or similar implement, in `adb shell` where you can call. Part earlier in this document have been used in the `adb shell` command.
diff --git a/README.md b/README.md
index 76e6c20..af3bc3b 100644
--- a/README.md
+++ b/README.md
@@ -96,6 +96,9 @@ Other languages: [:gb: English](./README.en.md)
     * [从 Recovery 重启到 Android](#从-recovery-重启到-android)
     * [重启到 Fastboot 模式](#重启到-fastboot-模式)
     * [通过 sideload 更新系统](#通过-sideload-更新系统)
+* [安全相关命令](#安全相关命令)
+    * [启用/禁用 SELinux](#启用禁用-selinux)
+    * [启用/禁用 dm_verity](#启用禁用-dmverity)
 * [更多 adb shell 命令](#更多-adb-shell-命令)
     * [查看进程](#查看进程)
     * [查看实时资源占用情况](#查看实时资源占用情况)
@@ -2165,6 +2168,40 @@ adb reboot bootloader
    adb sideload <path-to-update.zip>
    ```
 
+## 安全相关命令
+
+### 启用/禁用 SELinux
+
+启用 SELinux
+
+```sh
+adb root
+adb shell setenforce 1
+```
+
+禁用 SELinux
+
+```sh
+adb root
+adb shell setenforce 0
+```
+
+### 启用/禁用 dm_verity
+
+启用 dm_verity
+
+```sh
+adb root
+adb enable-verity
+```
+
+禁用 dm_verity
+
+```sh
+adb root
+adb disable-verity
+```
+
 ## 更多 adb shell 命令
 
 Android 系统是基于 Linux 内核的，所以 Linux 里的很多命令在 Android 里也有相同或类似的实现，在 `adb shell` 里可以调用。本文档前面的部分内容已经用到了 `adb shell` 命令。