How to install Nessus?

To install Nessus, follow these steps based on your operating system:

For Linux (Debian/Ubuntu)

Download the Installer:

wget https://www.tenable.com/downloads/api/v1/public/pages/nessus/downloads/nessus-<version>-ubuntu1110_amd64.deb

Replace <version> with the latest version number.

Install the Package:

sudo dpkg -i nessus-<version>-ubuntu1110_amd64.deb

Start the Nessus Service:
```
sudo systemctl start nessusd
```
Enable the Service to Start on Boot:
```
sudo systemctl enable nessusd
```

For Red Hat/CentOS

Download the Installer:

wget https://www.tenable.com/downloads/api/v1/public/pages/nessus/downloads/nessus-<version>-es6.x86_64.rpm

Replace <version> with the latest version number.

Install the Package:

sudo rpm -ivh nessus-<version>-es6.x86_64.rpm

Start the Nessus Service:
```
sudo systemctl start nessusd
```
Enable the Service to Start on Boot:
```
sudo systemctl enable nessusd
```

For Windows

Download the Installer:
- Go to the Tenable Nessus download page and download the Windows installer.
Run the Installer:
- Double-click the downloaded .exe file and follow the installation prompts.
Start Nessus:
- After installation, Nessus should start automatically. If not, you can start it from the Start menu.

For macOS

Download the Installer:
- Go to the Tenable Nessus download page and download the macOS installer.
Run the Installer:
- Open the downloaded .dmg file and drag the Nessus application to your Applications folder.
Start Nessus:
- Open Nessus from the Applications folder.

Accessing Nessus

After installation, access Nessus by opening a web browser and navigating to https://localhost:8834. Follow the on-screen instructions to set up your account and start using Nessus.

If you have any questions or need further assistance, feel free to ask!