# Document history
<a name="doc-history"></a>

The following table describes significant changes to this guide. If you want to be notified about future updates, you can subscribe to an [RSS feed](https://docs.aws.amazon.com/prescriptive-guidance/latest/aws-security-controls/aws-security-controls.rss).

| Change | Description | Date | 
| --- |--- |--- |
| [Proactive controls](#doc-history) | We added information about proactive controls to this guide, including the [Proactive controls](https://docs.aws.amazon.com/prescriptive-guidance/latest/aws-security-controls/proactive-controls.html) section. | December 4, 2023 | 
| [Initial publication](#doc-history) | — | December 12, 2022 |