Tutorial Playlist

Cyber Security Tutorial: A Step-by-Step Guide


What is Cybersecurity?

Lesson - 1

Cyber Security for Beginners

Lesson - 2

How to Become a Cybersecurity Engineer?

Lesson - 3

What is Ethical Hacking?

Lesson - 4

What is Penetration Testing?: A Step-by-Step Guide

Lesson - 5

What Is SQL Injection: How to Prevent SQL Injection

Lesson - 6

How to Become an Ethical Hacker?

Lesson - 7

What Is a Firewall and Why Is It Vital?

Lesson - 8

The Complete Know-How on the

Lesson - 9

A Definitive Guide to Learn the SHA 256 Algorithm

Lesson - 10

What Is a Ransomware Attack and How Can You Prevent It?

Lesson - 11

A Look at the Top 5 Programming Languages for Hacking

Lesson - 12

The Most Informative Guide on What Is an IP Address?

Lesson - 13

The Best Ethical Hacking + Cybersecurity Books

Lesson - 14

10 Types of Cyber Attacks You Should Be Aware in 2022

Lesson - 15

The Top Computer Hacks of All Time

Lesson - 16

Top 6 Cyber Security Jobs in 2022

Lesson - 17

The Best Guide to The Top Cybersecurity Interview Questions

Lesson - 18

What Is a Brute Force Attack and How to Protect Our Data Against It?

Lesson - 19

The Top 8 Cybersecurity Skills You Must Have

Lesson - 20

Your Guide to Choose the Best Operating System Between Parrot OS vs. Kali Linux

Lesson - 21

All You Need to Know About Parrot Security OS

Lesson - 22

The Best and Easiest Way to Understand What Is a VPN

Lesson - 23

What Is NMap? A Comprehensive Tutorial for Network Mapping

Lesson - 24

What Is Google Dorking? Your Way to Becoming the Best Google Hacker

Lesson - 25

Your Best Guide to a Successful Cyber Security Career Path

Lesson - 26

The Value of Python in Ethical Hacking and a Password Cracking Tutorial

Lesson - 27

The Best Guide to Understand What Is TCP/IP Model?

Lesson - 28

What Are Keyloggers and Its Effect on Our Devices?

Lesson - 29

Best Guide to Understand the Importance of What Is Subnetting

Lesson - 30

Your Guide to What Is 5G and How It Works

Lesson - 31

How to Crack Passwords and Strengthen Your Credentials Against Brute-Force

Lesson - 32

A Look at ‘What Is Metasploitable’, a Hacker’s Playground Based on Ubuntu Virtual Machines

Lesson - 33

One-Stop Guide to Understanding What Is Distance Vector Routing?

Lesson - 34

Best Walkthrough for Understanding the Networking Commands

Lesson - 35

Best Guide to Understanding the Operation of Stop-and-Wait Protocol

Lesson - 36

The Best Guide to Understanding the Working and Importance of Go-Back-N ARQ Protocol

Lesson - 37

What Are Digital Signatures: A Thorough Guide Into Cryptographic Authentication

Lesson - 38

The Best Spotify Data Analysis Project You Need to Know

Lesson - 39

A One-Stop Solution Guide to Understand Data Structure and Algorithm Complexity

Lesson - 40

Your One-Stop Guide ‘On How Does the Internet Work?’

Lesson - 41

An Introduction to Circuit Switching and Packet Switching

Lesson - 42

One-Stop Guide to Understanding What Is Network Topology?

Lesson - 43

A Deep Dive Into Cross-Site Scripting and Its Significance

Lesson - 44

The Best Walkthrough on What Is DHCP and Its Working

Lesson - 45

A Complete Look at What a Proxy Is, Along With the Working of the Proxy Server

Lesson - 46

A Detailed Guide to Understanding What Identity and Access Management Is

Lesson - 47

The Best Guide to Understanding the Working and Effects of Sliding Window Protocol

Lesson - 48

The Best Guide That You’ll Ever Need to Understand Typescript and Express

Lesson - 49

Express REST API

Lesson - 50

All You Need to Know About Express JS Middleware

Lesson - 51

An Absolute Guide to Know Everything on Expressions in C

Lesson - 52

A Definitive Guide on How to Create a Strong Password

Lesson - 53

Ubuntu vs. Debian: A Look at Beginner Friendly Linux Distribution

Lesson - 54

Your One-Stop Guide to Learn Command Prompt Hacks

Lesson - 55

Best Walkthrough to Understand the Difference Between IPv4 and IPv6

Lesson - 56

What Is Kali NetHunter? A Deep Dive Into the Hackbox for Android

Lesson - 57

A Perfect Guide That Explains the Differences Between a Hub and a Switch

Lesson - 58

What Is Network Security? Benefits, Types of Tools To Protect Your Shared Network

Lesson - 59

What Is CIDR? And Its Importance in the Networking Domain

Lesson - 60

A Thorough Guide on Application Security: Benefits, Risks, and Protection Mechanisms

Lesson - 61
Cyber Security Tutorial: A Step-by-Step Guide
  • Intermediate
  • 61 Lessons
  • 7 hrs of Learning
Watch Tutorials

Tutorial Highlights

➤ In layman’s terms, cybersecurity is the field that helps businesses and organizations defend devices, machines, and services from electronic attacks by nefarious actors such as hackers. While there can be offensive components to cybersecurity, most of today's professionals focus on determining the best way to defend everything from computers and smartphones to networks and databases from attackers.

➤ While the bits and bytes behind these efforts can be hard to visualize, it's much easier to consider the effects. Without cybersecurity professionals working tirelessly, many websites would be nearly impossible to enjoy due to ever-present denial-of-service attack attempts.

➤ In our cybersecurity tutorial, you will learn all the aspects of cybersecurity right from why is it critical to various kinds of cybersecurity certifications and which one is right for you.

➤ The tutorial also covers technical aspects like security and risk management training, ethical hacking, penetration testing, SQL injection, and will also help you prepare for any cybersecurity-related interview and much more.

Start learning with our cybersecurity tutorial now and get all geared up to beat the hackers in their own game!

Skills Covered

  • Ethical Hacking
  • Penetration Testing
  • SQL Injection
  • Security and Risk Management
  • Cryptography Skills
  • Programming Skills
  • Linux Skills

Topics Covered

The topics covered in the Cyber Security Tutorial are:

Why Learn Cybersecurity?

Cybersecurity is now at the forefront of the IT field. And our cybersecurity tutorial will help you win your security game:

  • Know all the latest security threats and vulnerabilities present in the system. 
  • Learn to build security architecture and components
  • Know the protocols for security governance and risk assessment.
  • Understand the industry's best practices, tools, and security techniques implementation in real-time.
  • Scope and opportunities present in cybersecurity. 

Almost all threats such as viruses, malware, adware, ransomware, spyware, etc., come under the umbrella of cyber-attack. And, cybersecurity professionals play a crucial role in maintaining a safe environment for their organizations. 

FREE Course: Introduction to Cyber Security

Learn and master the basics of cybersecurityStart Learning
FREE Course: Introduction to Cyber Security

Applications of Cybersecurity

Cybersecurity principles are built around three primary beliefs, that is:

  • Confidentiality makes sure only the right users get access to sensitive information and data in any aspect. 
  • Integrity empowers users to make changes in confidential information and functions. 
  • Availability concerns providing the users and staff to use data on-demand based on different levels.

1. Protect Data and Secure Information

In this digital age, data is more valuable than anything. Also, the safety of information is one of the prime priorities for organizations. Any small breach or compromise in enterprise security can affect the brand value in the market, especially when dealing with credentials and financial matters, and lead to huge losses.

Businesses are investing in developing and researching more stringent cybersecurity measures to protect their data and build a more secure future for tomorrow.

2. Develop Antivirus, Firewalls, and Network Security

Cybersecurity concepts are systematically used to build sophisticated software and programs. These antiviruses, firewalls, and network security provide a cushion from cyberattacks. Almost all modern systems have an affinity for cyberattacks.

Financial sectors have a massive dependence on computers with banks, stock markets, credit cards, debit cards, online banking, and ATMs. Hackers often attack these networks for theft, breach, and to get unauthorized access to other accounts. 

3. Threat Hunting 

Threat huntings are regular checks and evaluations from the data endpoints environment to discover gaps and vulnerabilities in the overall system. Thus introducing threat hunting practices can optimize systems for improvement in their accuracy and speed of responses.

4. Risk and Compliance 

Cybersecurity measures assist organizations in planning standard practices, protocols, and regulations for safeguarding data privacy. These rules, compliances, and critical information lowers the risk and empowers businesses to control security aspects in their premises. 

5. Incident Response

With incident management, systems now respond quickly to vulnerabilities or possibilities of a breach from their network. Here, cybersecurity provides effective control on endpoints to visualize attacks and discover infiltration points. This increased visibility across the system helps businesses control their asset's credibility and protect their brand value. 

6. Critical System Lockdown and Application Control 

Hackers always target critical systems with more valuable information. Cybersecurity measures ensure the highest safety protocols to build systems for assuring no data breaches, stolen, or unscheduled downtime that can hamper the organization's brand values. 

Overall, cybersecurity applications are also leveraged to build next-generation antivirus, ransomware protection, and build smart Artificial Intelligence-based security systems for the future. You will study various real-time applications and use cases in this cybersecurity tutorial.

Who Should Learn Cybersecurity?

With the rise of the 5G and IoT environment, newer and complex concepts of security vulnerabilities will emerge, leading to an exponential demand for cybersecurity professionals. Most organizations now depend on IT architecture, so the demand for security professionals is likely to continue. This cybersecurity tutorial helps all beginners and advanced-level professionals update their learning curve with the latest concepts.

All IT auditors, penetration testers, security consultants, network consultants, and risk offices can apply for beginner courses in security. Security managers, security architects, system engineers, chief compliance offices, network managers, network administrators, technical engineers, and system administrators should look for an advanced course in cybersecurity to secure their future in this trending field. For highly skilled and experienced professionals, a CISSP certification course can help them gain international recognition and apply for a topmost position in global organizations.


There are no specific prerequisites to start your career as a cybersecurity professional. Still, familiarity with a programming language can help aspirants to build a stable job in the cybersecurity field. Interested learners can benefit from studying this cybersecurity tutorial.

Cybersecurity courses are ideal for degree holders in IT, computer science, systems engineering, and technical learning curves. This new cybersecurity tutorial can streamline your learning curve to get accustomed to the latest concepts more efficiently. Concepts of cybersecurity are always evolving as more unique threats and challenges that emerge in the digital world. So, professionals must have a continuous learning attitude to grasp more modern security notions and enhance their knowledge to protect their digital environment.

Cyber Security Tutorial: Table of Contents

1. Reasons to Get a Cyber Security Certification

Protecting data from unauthorized access is one of the fundamental requirements from cybersecurity and is an essential part of any organization's IT strategy today. 

Here are the five reasons to start your cybersecurity certification today:

  1. With the digital revolution, the need for more cybersecurity experts will become imminent.
  2. The cybersecurity field is evolving with new threats and challenges every day. Thus, keeping the interest of experts.  
  3. Cybersecurity professionals are among the highest earners in the US.
  4. There are tremendous scope and many exciting opportunities in this field.
  5. There are also no specific prerequisites for entering this field. Professionals with interest can apply for cybersecurity courses and build a sustainable career around it.

This cybersecurity tutorial offers step by step explanations for professionals to get more information about the prevailing security standards, protocols, and measures.

2. Everything About CISSP Course

Certified Information Systems Security Professional (CISSP®) is an international level exam for professionals to gain certification to meet industry standards. CISSP course is one of the most globally recognized certifications. CISSP course includes eight domains of security concepts that professionals need to clear this sophisticated exam.  

CISSP examination is a multiple-choice exam of 250 questions to be completed in a 6 hours duration. Applicants must score 700 out of 1000 maximum points to clear the CISSP course. Professionals must at least have a six-year experience in one or two security domains to sit for the CISSP examination.

3. How to Become a Cybersecurity Engineer?

In organizations, the primary role of cybersecurity engineers is to protect data and safeguard the internal structure from all cyber-attacks and hackers. Though roles and responsibilities vary from one organization to another, the main focus is to evaluate the security needs and ensure best practices that are followed across the network. This cybersecurity tutorial provides a step by step learning path for professionals to become cybersecurity experts.

4. Top Cyber Security Jobs India

With India moving towards digitization, there is enormous scope for cybersecurity professionals in the country. Every organization today has a large amount of data that needs protection and safeguarding from outside influence. NASSCOM reports have pointed out that although India has considerable IT talent, it still lacks qualified cybersecurity professionals, equipped to tackle the security challenges of the future.

Several new job roles have emerged in top organizations with Network Security Engineer, Cybersecurity Analyst, Security Architect, Cybersecurity Manager, and Chief Information Security Officer being the top profiles. There are many positions in small and medium businesses to manage security challenges, such as risk auditors, security analysts, detection specialists, cryptologists, and vulnerability assessors.

5. CISSP Exams Free Practice

Interested candidates can partake in our free practice test to evaluate their skills. Users can fill out the general details to start this CISSP free practice exam and set themselves on the right path to becoming cybersecurity professionals. The test is an exact simulation of the CISSP exam with 250 multiple questions. This cybersecurity tutorial provides comprehensive information and knowledge for aspirants to prioritize their careers in this IT field.

You can also get more tips by going through this cybersecurity tutorial. Professionals can prepare for their ISC2 CISSP Certification Exam to gain more insights into their learning path to becoming a cybersecurity expert. 

6. Cybersecurity Interview Questions Answers

The cybersecurity job requirements vary, and interviews can be tricky based on the organization's needs. Here, you can study the top cybersecurity interview questions and do a self-evaluation of your skills. The questions range from beginner to expert level, and answers are detailed, giving you a broader understanding of the concepts of cybersecurity.

Especially when applying for top-notch positions in the cybersecurity field, these questions can help you build confidence for the upcoming interview, check your preparedness for it, and further enhance your knowledge.

7. What is Ethical Hacking?

Ethical hacking is a term associated with legal practices for breaching networks to find vulnerabilities in a system. Organizations hire cybersecurity experts to test their security and defenses to explore weak points in IT architecture.  

Professionals who perform ethical hacking are known as White hat hackers. On the other hand, black hat practices involve illegal security breaches that can harm systems or compromise information. Still, the techniques used by white hat hackers and black hat hackers are the same, differing only in the intent.

Roles and responsibilities for ethical hacking professionals vary from organization to organization. Skills for ethical hacking include knowledge of programming, scripting, networking, and understanding databases, platforms, search engines, and servers.

FREE Course: Introduction to Cyber Security

Learn and master the basics of cybersecurityStart Learning
FREE Course: Introduction to Cyber Security

8. Ethical Hacking and Penetration Testing Guide

Ethical hackers have the responsibility to create scripts, develop tools, set security concepts, perform a risk analysis, and train staff to use all the safety measures in their operations. Penetration testing is an essential part of ethical hacking, with its primary aim being to penetrate information systems.

Here Kali Linux, a Debian-based operating system, is popular with features for advanced penetration testing, security auditing features, mass customization, fast injections, wireless and multi-language support. Reconnaissance, scanning, gain access, maintain access, clear tracks, and reporting are part of the complete penetration process. All network services, web applications, client-side, wireless, and social engineering are focus areas for penetration testing.

9. How to Become an Ethical Hacker?

In a digital world of networks, computers, and servers, ethical hacking is one of the most lucrative professions. Top IT organizations have dedicated teams and departments of ethical hackers responsible for finding weaknesses in their system.

Interested individuals can take a course in ethical hacking to start a career in this field. The profiles associated with ethical hackers include network support, network engineer, and information security. Ethical hackers have the best salary packages among the top professionals.

10. Ethical Hacker Salary

An annual report of cybersecurity professionals gives a startling fact that global expenditure will become $6 trillion by 2021 from $3 trillion in 2015. There will be cyber attacks every 11 seconds by 2021 up from 14 seconds in 2019. Showing the trend for cybersecurity professionals will continue to improve in the coming future. Ethical Hacker professionals are already the top earners in the industry, with the average being.

This cybersecurity tutorial can help you start with the right fundamentals to carve out a successful career with optimum potential.

Cybersecurity Tutorial and Next Step 

This tutorial covers all fundamentals of cybersecurity, including safety measures, protocols, architecture, risk assessment, system governance, and methods adopted to secure information from external attacks. You can also enroll in Simplilearn's cybersecurity master's program can to build strong fundamentals for a vibrant career ahead.

You can learn more about the cybersecurity tutorial in the next sections, focusing on ethical hacking, penetration guide, cybersecurity certification, CISSP course, interview questions, and salary earned by professionals in this field.

About the Author


Simplilearn is one of the world’s leading providers of online training for Digital Marketing, Cloud Computing, Project Management, Data Science, IT, Software Development, and many other emerging technologies.

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