# Splunk ES Content Update This subscription service delivers pre-packaged Security Content for use with Splunk Enterprise Security. Subscribers get regular updates to help security practitioners more quickly address ongoing and time-sensitive customer problems and threats. Requires Splunk Enterprise Security version 4.5 or greater. For more information please visit the [Splunk ES Content Update user documentation](https://help.splunk.com/en/splunk-enterprise-security-8/security-content-update).