Which component enables integration with third-party security tools in Splunk ES?

The Splunk REST API is essential for enabling integration with third-party security tools in Splunk Enterprise Security. This API allows external applications to interact with Splunk’s data and services programmatically, facilitating a seamless exchange of information and commands. By utilizing the REST API, developers can create custom applications or scripts that can pull data from Splunk, submit search requests, or even push data into Splunk from external systems. This functionality is crucial when integrating with various security tools which might require sending alerts, logs, or other data for centralized monitoring and response within the Splunk environment.

In contrast, while the Splunk Monitoring Console provides insights into the health and performance of your Splunk deployment, it does not directly facilitate integrations with third-party tools. The Splunk App Framework, although allowing for the development and management of apps within Splunk, does not specifically address how to connect with external systems. The Splunk Deployment Server primarily manages different Splunk instances and their configurations but is not focused on the integration of external security tools. Thus, the REST API stands out as the key component for achieving integration capability.