Top 20 Cyber Security Interview Questions and Answers

Summary: Navigating a cyber security interview can be challenging, but preparation is key. This guide provides a comprehensive list of common interview questions along with insightful answers. By understanding these questions, you can effectively demonstrate your knowledge, experience, and problem-solving abilities, making you a standout candidate in the competitive cyber security job market.

Introduction

Cyber Security remains one of the demanding techniques in a world which is driven by technology today. Accordingly, if you want to explore your career in the field of Cyber Security you need to prepare well enough for interviews.

The following blog will provide you with top 20 cyber security interview questions and answers. These Cyber Security Analyst interview questions are crucial for your basic level preparation in the field.

Why Study Cyber Security?

Studying cyber security is increasingly vital in our digital age, where threats to information security are rampant. Here are several compelling reasons to pursue a career in this field:

High Demand for Professionals

There is going to be a growing demand for cyber security professionals this is a result of growing cyber security market size. Cybersecurity market in India is projected to grow by 13.01% (2024-2029).

Lucrative Salaries

Cyber security roles often come with attractive compensation packages. For instance, the average salary for a cybersecurity company is ₹7,90,000 per year in the India.  with top positions earning even more.

Diverse Career Opportunities

Cyber security skills are applicable across various industries, including finance, healthcare, government, and technology, providing a wide range of job options and career paths.

Intellectually Stimulating Work

The field involves solving complex problems and staying ahead of evolving threats, making it a dynamic and engaging career choice for those who enjoy challenges.

Impactful Work

Cyber security professionals play a crucial role in protecting organisations from cyber threats, making them key players in safeguarding not only corporate assets but also individual privacy and national security.

Continuous Learning

The ever-changing landscape of technology and cyber threats means that professionals in this field must commit to lifelong learning, ensuring that their skills remain relevant and up-to-date.

In summary, studying cyber security offers a promising career path filled with opportunities, high salaries, and the chance to make a significant impact in an increasingly digital world.

Cyber Security Interview Questions and Answers

Preparing for a cyber security interview can be daunting, but with the right knowledge and practice, you can ace it.

We will cover common cyber security interview questions and provide expert answers to help you stand out as a strong candidate. Get ready to showcase your skills and land your dream job in the field of cyber security.

1. What is Cyber Security?

The process through which protection of hardware, software and data is enabled for protection from hackers is called Cyber Security. The importance of Cyber Security entails in its purpose of inducing Cyber Security techniques is to protect different Cyber-attacks. It may include attacks like changing, accessing or destroying sensitive data.

2. What are the Fundamental Elements of Cyber Security?

Given below are the fundamental elements of Cyber Security:

• Information security
• End-user security
• Operational security
• Application security
• Network security
• Business continuity planning

3. What are the Main Advantages of Cyber Security?

Following is the Advantages of Cyber Security:

• Protecting businesses against unauthorised access like ransomware, malware, phishing and social engineering.
• Ensuring protecting to end-users and improving business continuity management
• Improving the confidence of stakeholders
• Providing adequate protection for data and networks
• Increasing recovery time in case of any data breach.

4. What is Cryptography?

The practice and study of the various techniques that are useful for securing information and enabling communication with the purpose of data protection from third-parties.

5. What Is the Difference Between IDS And IPS?

IDS (Intrusion Detection System) helps in detecting intrusions and with the help of an administrator helps in preventing intrusion carefully. On the other hand, IPS (Intrusion Prevention System) ensures to find the intrusion and prevent it effectively for better protection.

6. Explain the CIA Model

Confidentiality, Integrity and Availability (CIA) model is a highly popular and common model for developing security policy. It implies:

• Confidentiality: Ensures that confidential and private data is only accessible to the authorised users.
• Integrity: This stands for information being in the right format.
• Availability: Ensures that data and other resources that are essential are available to the users who need them.

7. Define The Firewall

A firewall refers to a device of network security mainly designed for monitoring incoming and outgoing traffic. It is useful for blocking data based on the security rules. Firewalls are the best option for protecting networks from malware, viruses, worms and content filtering.

8. What Is Traceroute and How Can We Check It?

Traceroute refers to the network diagnostic tool that is useful for tracking the real path of a data packet on an IP address from the source to the final destination.

With the help of traceroute, it is possible to report all the IP Addresses of routers and ensures to record the time taken for each hop. The primary purpose of the traceroute is to check the breaks in connection, identifying the point of failure.

You can check traceroute using the command prompt (cmd), write “tracert” and then enter any domain name after a single space.

9. What is the Difference Between HIDS And NIDS?

HIDS detects intrusions and monitors suspicious activities and traffic in the system of any particular device. NIDS on the other hand, which uses a network monitors the traffic of all devices. Significantly, HIDS requires installation on every host it performs in while it can clearly monitor multiple hosts at a time.

10. What Is SSL And Why Do We Need to Use It?

SSL is a technology helpful for creating encrypted connections between the web servers and web browsers. You need to use it because it is compulsory for every website to rank in the first page of Google and protects online transactions, users’ data and digital payments.

11. Define Data Leakage.

Data Leakage refers to the unauthorised transmission of data from a network to an external network or destination. It occurs via mail, Optical media, USB keys or laptops.

12.  What is the Brute Force Attack and How to Prevent it?

The brute force attack refers to the trial and error that guesses login information, or PIN or encryption keys. Consequently, hackers can make possible ways to try and guess the credentials one by one.

With the help of Brute Force attacks that are automated, using a password dictionary containing millions of words, a password is made to use. You can try to minimise the brute force using the following ways:

• Setting up password length
• Using complex password
• Setting up limits to login failures.

13. Define Port Scanning

A particular host that contains the name of identification of the open ports and services is referred to as Port Scanning. Attackers make use of this technique in finding the information for conducting malicious practices.

14. Enlist the Names of The OSI Model Layers

The seven layers in the OSI Model are:

• Physical layer
• Data link layer
• Network layer
• Transport layer
• Session layer
• Presentation layer
• Application layer

15. What is VPN?

A VPN is a virtual private network. It is a type of technology that enables you to use your device (such as a computer, smartphone, or tablet) to create a safe and secure connection with the internet.

All of the data you send and receive when using a VPN is encrypted as it passes via a private server. It will be considerably more difficult for anyone attempting to spy on or listen in on your internet activity as a result.

16. Who are the Black Hat Hackers?

Black Hat Hackers are people or organisations that employ hacking techniques for immoral or harmful ends. They take part in theft of private information, financial fraud, the dissemination of malware or viruses, the deployment of DDoS assaults, and other types of cybercrime.

17. Who are the White Hat Hackers?

Ethical hackers and penetration testers are other names for white hat hackers. They employ their talents to identify security flaws in computer systems and networks and then notify the owners or vendors of the systems so that the flaws can be rectified before hostile actors can use them against them.

18. Who are the Grey Hat Hackers?

Grey Hat Hackers are individuals or groups who use hacking methods for both ethical and immoral purposes, typically based on the situation. They may act in ways that are legally prohibited or unethical, but they are not always doing so maliciously. They occasionally employ their skills for humanitarian purposes as well.

19. How To Reset the Password-Protected BIOS Configuration?

There are various ways to rest the BIOS Configuration which are:

• Remove CMOS Battery
• Utilising software
• Motherboard Jumper
• By using MS-DOS

20. Do You Know About the MITM Attack?

Man in the Middle or MITM refers to the attack where the attacker is involved in intercepting the lines of communication between two networks or people. MITM works primarily to access confidential information.

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Conclusion

Thus, the above blog has been able to present you with some of the top Cyber Security basic interview questions. These Cyber Security interview questions will help you expand, learn and prepare for your job role as a security provider in the cyber world. 

You may also find significant Cyber Security interview questions for freshers and Cyber Security interview questions for experienced.  With the help of the Data Science job guarantee program that Pickl.AI offers, you will find yourself learning the use of different tools that can help you explore job roles in Cyber Security.