Qualys Cloud Agent for Linux

Overview

The Qualys Cloud Agent delivers continuous, lightweight security telemetry from your Linux assets. Once deployed, the agent collects real-time data that powers key Qualys modules—such as Vulnerability Management, Policy Compliance, and Asset Inventory—without requiring traditional network-based scans.

This guide walks you through:

  • Verifying system compatibility
  • Downloading and installing the agent package (RPM/DEB)
  • Configuring activation keys and proxy settings
  • Validating agent connectivity and status
  • Preparing for automated or large-scale deployments

Who Should Use This Guide?

  • Linux System Administrators
  • Cloud Security Engineers
  • DevSecOps Teams
  • Infrastructure and Endpoint Management Professionals

Before You Begin

  • Access to a supported Linux system with root/sudo privileges
  • Valid Qualys activation key
  • Outbound connectivity to the Qualys Cloud Platform (HTTPS/443)
  • Optional: Proxy or Qualys Gateway Server (QGS) configuration

What You’ll Learn

  • Supported Linux platforms and kernels
  • Installation via RPM, DEB, or shell script
  • Silent install options for automation and DevOps pipelines
  • Registering and verifying agents in the Qualys console
  • Troubleshooting common installation or connectivity issues

Related Resources

Need Help?

For deployment assistance, reach out to your Qualys Technical Account Manager, explore community-driven solutions on the Qualys Community, or contact Qualys Support.