This command is the "old school" way to manually force an update using a downloaded archive. In this post, we will explain what this file is, how to use it, and the modern alternative you should probably be using today.
sudo ./nessus-update-plugins
Submit the challenge code and your license activation code on an internet-connected machine to download the all-2.0.tar.gz file.
Rename the copied file inside that folder to exactly all-2.0.tar.gz . Restart the system daemon. systemctl start nessusd Windows: Start the Tenable Nessus service. Step 5: Verification and Compilation download nessus-update-plugins all-2.0.tar.gz
Download this license file as well, as offline systems require manual license registration alongside the plugins.
This compilation phase can take anywhere from 15 minutes to over an hour depending on your server hardware CPU performance and RAM speed.
Once the command executes, Nessus begins extracting the plugins. This process can take several minutes as the scanner indexes thousands of new vulnerability checks. Verifying the Update This command is the "old school" way to
Open a terminal or command prompt as an administrator and run the update command: Perform an Offline Nessus Plugin Update
This process unpacks the archive and installs the checks.
Air-gapped networks, secure data centers, and classified environments prohibit outbound internet connections. For these setups, Tenable provides a manual update mechanism. The nessus-update-plugins all-2.0.tar.gz archive serves as a standalone package containing every available plugin up to the generation timestamp. Step 1: Obtain the Challenge Code Rename the copied file inside that folder to exactly all-2
Nessus cannot connect to the Tenable Cloud update servers when installed on an air-gapped network. To bridge this gap, Tenable provides a challenge-response portal. The update workflow follows three main steps:
If your Nessus scanner is located in a high-security environment without internet access, you cannot rely on the standard automatic update feature. Instead, you must manually download and install plugin updates to keep your security posture current. Getting Started with Offline Plugin Updates