# Security Settings

The **Security** section allows you to modify the following settings:

<figure><img src="https://content.gitbook.com/content/Kw823RUhx3n78qNs86aX/blobs/4Hh6oe6XFS8120uYMdDj/ios_clientsettings_security.png" alt=""><figcaption></figcaption></figure>

* **Touch ID & Passcode**. Tap this field to choose whether to protect Parallels Client from unauthorized access with a passcode and Touch ID.

{% hint style="info" %}
**Note:** You can protect Parallels Client with Face ID if your iOS device supports this technology.
{% endhint %}

* **Gateway Authentication**. Tap this field to choose what to do when the gateway certificate is untrusted.
* **Clear All Saved Security Certificates**. Tap this field to remove all saved security certificates.