To begin, Metasploit can be used to look for and exploit vulnerabilities on machines.
Burp Suite is another tool that helps to test for weaknesses in web applications.
And finally, John the Ripper is a tool used to guess passwords.
As a security analyst, your work might involve digital forensics.
Digital forensics is the process of collecting and analyzing data to determine what has happened after an attack.
For example, you might take an investigative look at data related to network activity.
KALI LINUX™ is also a useful distribution for security professionals who are involved in digital forensic work.
It has a large number of tools that can be used for this. As one example, tcpdump is a command-line packet analyzer. It's used to capture network traffic.
Another tool commonly used in the security profession is Wireshark.
It has a graphical user interface that can be used to analyze live and captured network traffic.
And as a final example, Autopsy is a forensic tool used to analyze hard drives and smartphones.
These are just a few tools included with KALI LINUX™.
This distribution has many tools used to conduct pen testing and digital forensics.