Installing Nessus on Linux

Registering for an Activation Code

Go to the following link and register for an Activation Code:

Nessus for EducationTenable®

Now check your registered mail for the activation code.

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Downloading Nessus

Click the Download Nessus button in the mail received or click the following link to download Nessus:

Download Nessus

1. First choose the latest Nessus version.

2. Next choose your base Platform / OS. In my case, its Linux.

3. You can click download to get the executable file or you can use the given curl command to download the executable. In my case I used the curl command to download the executable.

Successfully downloaded the linux executable.

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Installing Nessus

Now run the executable from terminal.

Command: sudo dpkg -i <Nessus_Executable_File_Name>

Next start the nessusd service.

Command: systemctl start nessusd

It will prompt for password.

Check whether that Nessus is successfully running using the following command:

Command: systemctl status nessusd

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Configuring Nessus

To access a locally installed Nessus instance, go to https://localhost:8834.

Click Proceed to localhost (unsafe) option to access the Nessus instance.

1. Leave the Register Offline option unchecked.

2. Click Continue.

1. Select the option Set up a purchased instance of Nessus.

2. Click Continue.

Skip the login page.

1. Enter the Activation Code that you got in the mail.

2. Click Continue.

Click Continue.

Next, create a Nessus administrator user account. Use this username and password to log in to Nessus.

Let Nessus download and initialize plugins. Wait till it completes.

Once completed, you can see the login page for nessus. Use the credentials that you have created to login.

After Logging in You can see the dashboard.