Skip to main content

Before scanning, you must install the software and activate your license (e.g., the free Nessus Essentials for up to 16 IPs [13, 27]).

: Get the installer for your OS (Windows, Linux, or macOS) from the official Tenable website

: Run the installer and ensure the Nessus service is started [13]. For Linux, use sudo systemctl start nessusd Activation : Access the web interface at