Applying updates and configuring extra security tools
In this recipe, we will cover the process of updating BackTrack and configuring some extra tools, which will be useful in later chapters and recipes. As BackTrack packages are constantly updated between releases, you will soon find that a newer set of tools are available than what were originally downloaded on your DVD ROM. We will dive into updating our installation, obtaining an activation code for Nessus, and concluding with installing Squid.
How to do it...
Let's begin the process of applying updates and configuring extra security tools:
Update the local package index with the latest changes made in the repositories:
apt-get update
Upgrade existing packages:
apt-get upgrade
Upgrade to the new version (if available):
apt-get dist-upgrade
Obtain an activation code for Nessus by registering at the following website:
Activate Nessus by executing the following command:
/opt/nessus/bin/nessus-fetch --register A60F-XXXX-XXXX-XXXX-0006
Where...