* **[访问控制概述](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/access-token-overview)**
* **[应用权限管控](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/app-permission-mgmt)**
* **[使用安全控件](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/security-components)**
* **[使用系统Picker](https://developer.huawei.com/consumer/cn/doc/harmonyos-guides/use-picker)**