# Security Settings

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

<figure><img src="https://3796643115-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FSIu4reWHhucqBCqoarYL%2Fuploads%2FffcOb5H0F9qLRY8zAlxX%2Fios_clientsettings_security.png?alt=media&#x26;token=b2ec40e8-7520-4a28-9808-46e31cd188e6" 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.