# Permissions

Users with `AdministratorAccess` policy can authorize different resource groups and policies to different users in order to isolate resources and users.

{% hint style="info" %} <mark style="color:blue;">**Note**</mark>

<mark style="color:blue;">There are 17 policies which you can view in Policy page, among which</mark> <mark style="color:blue;">`ZenCDNReadyOnlyAccess`</mark> <mark style="color:blue;">and</mark> <mark style="color:blue;">`ZenCDNFullAccess`</mark> <mark style="color:blue;">are two policies only effective for your CDN resources. Users with full access can add new domains, modify domain settings, conduct purge and prefetch functions besides other functions that users with ready only access also have.</mark>
{% endhint %}

1. Go to **Permission** > **Grant Permission** and select a user in **Authorized member**.
2. Click **Add Permissions**.
3. Choose a resource group or **All Resources**.
4. Select policies you want in **Assign access policies**.
5. Click **Grant**.

<div align="left"><figure><img src="/files/lE3PgoRON4st0ppZc6Xi" alt=""><figcaption></figcaption></figure></div>


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