# Licensing

{% hint style="info" %}
Click [Here ](https://docs.recognito.vision/license-option)to get details about RECOGNITO license option

[license-option](https://docs.recognito.vision/license-option "mention")
{% endhint %}

## Get your HWID (Hardware ID)

To activate SDK, you have to first get your Hardware ID by using the [get\_deviceid ](https://docs.recognito.vision/face-liveness-detection-sdk/integration-guide/api-reference#get_device_id)function.

<figure><img src="https://3902005046-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FxiEW2bRNeDz3JZIL41gD%2Fuploads%2FjytHkhInuxGmZjY3Gx5X%2Fliveness_v7-gradio.png?alt=media&#x26;token=81079583-c8f1-4013-9086-db35c060eaf1" alt=""><figcaption></figcaption></figure>

## Request License

After getting HWID, share it with us for license key.

[**Contact us**](https://docs.recognito.vision/contact-and-support)

## Activate SDK

[Initializes ](https://docs.recognito.vision/face-liveness-detection-sdk/integration-guide/api-reference#init_sdk_offline)the SDK with license key. Should be called before using of any other functions.

{% code overflow="wrap" %}

```python
init_sdk_offline("engine/bin", "license.txt")
```

{% endcode %}