Step-by-Step Guide to Ethical Hacking: Learn the Basics in 2025
Ø WHAT IS HACKING ?
Hacking is the act of gaining
unauthorized access to a computer system, network, or digital device. The term “hacking”
is a major area of concern in cybersecurity. The threat of hacking is a serious
matter that should be taken seriously to prevent cybercrime and protect data
breaches. It has both disadvantages and advantages.
The word “hack” was first recorded in 1955
during a meeting at MIT.
Ø OPERATING
SYSTEM
In simple words, an operating system
is an interface between a computer user and computer hardware. It helps us to
communicate and work with computers. The operating system used for hacking for
beginners is “KALI LINUX”.
Ø KALI
LINUX
Linux is one of the most powerful
operating systems. As a matter of fact, mobile OS-Andriod is powered by Linux.
Linux has various open source
distributions such as Ubuntu , Red Hat , Backtrack , Kali etc. We will be using
Kali Linux as our choice of OS to learn hacking.
Kali is an operating system designed
by hackers for hackers and something that we might with regularly in your
learning journey.
There are two ways to use Kali Linux:
[Installation]
v Either
boot a system with Kali and have a dedicated system.
v Or
virtually install Kali in your Windows or
Mac system.
PREFERRED:
The
second way, and to do this we will need a software called Virtual Box in which
we will virtually install Kali Linux.
v OVERVIEW
After installing Kali Linux, you will probably using it throughout your hacking career, in order to make you more comfortable let’s have a basic overview of this operating system.
v Next
up is places tab, it shows the most common places in the file system.
Basically, its like a shortcut to the Linux File Manager.
v Next
up at the center is the data and time section.
v Finally,
the last part of the Kali interface is the Favourites tab at the left. As the
name suggests it contains the favourite applications. It contains various
applications like Firefox, Browser, File manager, Terminal, and other
applications.
v The
applications tab contain categorized according to hacking stages.
Ø LINUX COMMANDS
Open up the Kali Linux Terminal. It
will look something like this as sown below:
root@kali:-#
As a hacker, you will be using a lot
of tools in Kali. Most of these tools can be accessed only via terminal. Only a
few have a graphical user interface.
·
COMMANDS
v pwd:
It prints the current working directory.
v ls:
This command is used to list information or content in a particular
file\folder.
v cd:
It is used to change the current working directory. Example:- cd, Deskop.
v mkdir:
Create a new folder.
v man:
Displays the help manual for a particular command. Example:- man , ls