How the Endpoint Security Client works The Endpoint Security Client enables you to check the protection status and provides access to security features of installed software, such as scans, quarantined files, and Extra.DAT files. The Endpoint Security Client provides: Access to features, such as viewing support links, logging on as an administrator, and installing a downloaded Extra.DAT file. Quick access to frequent tasks, such as scanning your system and updating the software. Information about your protection, such as status, event logs, tasks, and quarantined files. Threat Summary, which gives you information about threats detected on your system in the last 30 days.