This whitepaper is for historical reference only. Some content might be outdated and some links might not be available.

# Enable smart card authentication for Amazon WorkSpaces
<a name="enable-smart-card-authentication-for-amazon-workspaces"></a>

To enable smart card authentication for Amazon WorkSpaces in AD Connector, use the following CLI command: 

```
     aws ds enable-client-authentication --directory-id your_directory_id --type SmartCard
```

If successful, AD Connector returns an HTTP 200 response with an empty HTTP body. 

![A screenshot showing enabled smart card authentication on AD Connector.](http://docs.aws.amazon.com/whitepapers/latest/access-workspaces-with-access-cards/images/workspaces-smartcard17.png)


*Enable smart card authentication on AD Connector *

For details about enabling smart card authentication in AD Connector, see [Enable smart card authentication in AD Connector](https://docs.aws.amazon.com/directoryservice/latest/admin-guide/ad_connector_clientauth.html).