Ethical Hacking Interview Questions Answers
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Top 26 Ethical Hacking Interview Questions & Answers 2023

With the increasing dependence on technology, cybercrime has also become more prevalent. Cybersecurity has, therefore, become an essential aspect of any organization. Ethical hacking, also known as penetration testing, is a process of identifying and exposing vulnerabilities in a computer system, network, or application, using the same techniques as a malicious hacker. Ethical hacking is legal and helps organizations to identify and fix vulnerabilities before a cyber-criminal exploits them. The ethical hacking industry is booming, and the demand for ethical hackers is increasing. Ethical Hacking Interview Questions & Answers offers an excellent career opportunity for individuals interested in technology, security, and problem-solving.

Opportunities in the Ethical Hacking Industry

The ethical hacking industry offers various opportunities for individuals interested in the field. Ethical hackers can work as independent consultants, in-house security professionals, or for cybersecurity consulting firms with Ethical Hacking Interview Questions. With the increasing demand for cybersecurity, ethical hackers can work for different industries, including finance, healthcare, and government agencies. Ethical hackers can specialize in different areas, including network security, web application security, mobile security, and cloud security.

Career Growth in Ethical Hacking

The career growth in ethical hacking is promising, and the demand for ethical hackers is projected to grow. Ethical hackers can start as a penetration tester and grow into a senior penetration tester, team leader, or chief information security officer. Ethical hackers can also pursue certifications, including the Certified Ethical Hacker (CEH), Certified Information Systems Security Professional (CISSP Certification), and Offensive Security Certified Professional (OSCP Certification), to enhance their skills and career growth. Ethical Hacking Interview Questions, you need to clear the CEH exam and for that taking the CEH course training is highly suggested.

Top 26 Ethical Hacking Interview Questions & Answers

1. What is ethical hacking, and what are the key principles?

Ans: Ethical hacking is the practice of identifying and exploiting vulnerabilities in computer systems and networks with the owner’s permission to improve their security. The key principles of ethical hacking include obtaining written consent, minimizing impact on the target system, and keeping all sensitive information confidential.

2. Distinguish between vulnerability scanning and penetration testing?

Ans: Vulnerability scanning is the process of identifying vulnerabilities in a system or network using automated tools. Penetration testing involves simulating an attack to exploit vulnerabilities and testing the effectiveness of the security measures in place.

3. How do you ensure that you stay within legal boundaries when performing ethical hacking?

Ans: Before conducting any ethical hacking, you must obtain written consent from the target organization, and ensure that your activities do not violate any laws or regulations. It is also important to keep all sensitive information confidential and to minimize the impact on the target system.

4. What is social engineering, and how can it be used to exploit security vulnerabilities?

Ans: Social engineering is the practice of manipulating people into divulging confidential information or performing actions that could compromise security. It can be used to exploit human vulnerabilities, such as trust and curiosity, and gain access to sensitive information or systems.

5. What are some common methods for securing networks and systems against hacking attacks?

Ans: Some common methods for securing networks and systems against hacking attacks include using strong passwords, regularly updating software and security patches, using firewalls, and implementing access controls and encryption.

6. What are the most common types of cyber-attacks, and how can they be prevented?

Ans: Common types of cyber-attacks include malware, phishing, denial-of-service attacks, and SQL injection attacks. They can be prevented by implementing strong security measures, such as using anti-virus software, training employees on how to identify phishing emails, and using secure coding practices.

7. How do you stay up-to-date with the latest hacking techniques and security threats?

Ans: To stay up-to-date with the latest hacking techniques and security threats, it is important to regularly read industry publications, attend conferences and training sessions, and participate in online communities and forums.

8. What is the process for assessing the seriousness or level of risk associated with a security vulnerability?

Ans: The severity of a security vulnerability is determined by assessing its potential impact on the target system or network, as well as the ease with which it can be exploited. Severity is often classified as low, medium, or high, depending on the level of risk involved.

9. What ethical considerations should be taken into account when conducting an ethical hacking engagement?

Ans: Ethical considerations when conducting an ethical hacking engagement include obtaining written consent, minimizing the impact on the target system, keeping all sensitive information confidential, and ensuring that your actions do not violate any laws or regulations.

10. How can you measure the effectiveness of your ethical hacking activities?

Ans: The effectiveness of ethical hacking activities can be measured by assessing the number of vulnerabilities identified and exploited, the level of access gained, and the overall impact on the target system or network. It is also important to evaluate the effectiveness of any security measures implemented as a result of the engagement.

11. How can you prevent ARP poisoning?

Ans: ARP poisoning is a type of network attack that can be avoided using various methods, such as:

•          Implementing packet filtering: This can help block packets with conflicting source address data.

•          Reducing trust relationships: Organizations should rely on trust relationships as little as possible.

•          Using ARP spoofing software: There are programs available that can assess and verify information before it’s transmitted, blocking any spoofed data.

12. What makes Python a popular language for hacking?

Ans: Python is a commonly used scripting language for hackers because of its useful features, including pre-built libraries that provide powerful functionality.

13. Elaborate Pharming & Defacement?

Ans: Pharming is a technique used by attackers to compromise DNS servers or user computers in order to redirect traffic to a malicious site. On the other hand, defacement involves replacing a company’s website with a different page that may include the hacker’s name, images, and messages, and even background music.

14. What is Cowpatty and how does it work?

Ans: Cowpatty is a tool used for offline dictionary attacks against WPA/WPA2 networks that use PSK-based verification. If the recomputed PMK document for the SSID being evaluated is available, this tool can carry out a more powerful attack.

Ethical Hacking Interview Questions for Experienced Candidates

15. How does Network Enumeration work?

Ans: Network Enumeration is the process of identifying hosts/gadgets on a network. This is done by using protocols like ICMP and SNMP to gather information and scanning different ports on remote hosts to identify known services and further understand the function of a remote host.

16. How do phishing and spoofing differ?

Ans: Phishing and spoofing are two different methods of cyberattacks. Phishing involves tricking individuals into revealing sensitive information, while spoofing is a way to mask the true identity of a source. Phishing is a method of delivery, while spoofing is a method of impersonation.

17. What is network sniffing and how can it be used?

Ans: Network sniffing involves using tools to monitor and analyze data flowing over computer networks. This can be used for ethical purposes such as network monitoring and analysis, as well as unethical purposes such as stealing data or engaging in cybercrime such as identity theft or data hijacking.

18. How do network protocols facilitate communication between devices?

Ans: Network protocols serve as a standardized set of rules that determine how devices in a network communicate with each other. Regardless of differences in their internal design and processes, network protocols enable seamless communication between connected devices. They play a vital role in facilitating digital communications.

19. What are the three principles of the CIA Triad model of information security?

Ans: The CIA Triad model of information security comprises three essential principles that must be ensured to secure information. These are Confidentiality, which ensures that information is kept secret, Integrity, which ensures that information remains unaltered, and Availability, which ensures that authorized parties can access information at all times.

20. How does MAC Flooding compromise network security?

Ans: MAC Flooding is a technique used by hackers to compromise network security by overwhelming a network switch with an excessive amount of frames. This causes the switch to behave like a hub, transmitting all packets to all existing ports. Attackers can exploit this to steal sensitive information by sending their packet within the network.

21. Elaborate intrusion detection system (IDS), and its working?

Ans: An intrusion detection system (IDS) is a security application or device that monitors a network to detect malicious activities or policy violations. Detected malicious activities or violations are reported or collected centrally with the help of a security information and event management system. IDS that can respond to intrusions upon discovery are classified as intrusion prevention systems (IPS).

22. What is the Defense in Depth (DiD) approach to cybersecurity, and how does it work?

Ans: Defense in Depth (DiD) is a cybersecurity approach that involves the implementation of a series of layered defensive mechanisms to secure valuable data and information. If one mechanism fails, another takes over immediately to prevent unprecedented attacks. This multi-layered approach, also known as the castle approach, significantly enhances the security of a system.

23. Can you define a security operations center (SOC)?

Ans: An information security team is located in a centralized facility called a Security Operations Center (SOC). Their duties include the detection, analysis, and prompt response to cybersecurity incidents by utilizing various technological solutions and processes. Typically, the team consists of Security Analysts, Engineers, and Managers who collaborate closely with the incident response team.

24. What is the difference between active and passive reconnaissance?

Ans: Gathering information about targeted computers and networks without directly interacting with the systems is known as passive reconnaissance. Conversely, in active reconnaissance, the attacker interacts with the target system, usually by conducting a port scan to identify any open ports.

25. Can you explain the distinction between MAC and IP addresses?

Ans: Every device on a network is assigned a unique number known as the Machine Access Control (MAC) address, which is similar to a personal mailbox on the internet. The network router identifies it, and the address can be changed at any time. In contrast, all devices have a unique Internet Protocol (IP) address, which allows them to be easily located on a given network and computer. Anyone who knows your IP address can contact you through it.

26. What is SSL and why is it insufficient for encryption?

Ans: SSL, or Secure Sockets Layer, is a form of identity verification, rather than hard encryption. Its purpose is to verify that the person on the other end is who they claim to be. Although SSL and Transport Layer Security (TLS) are widely used online, they are a prime target for attacks, particularly through implementation flaws (e.g., Heartbleed bug) and well-known methodologies. As a result, SSL alone is insufficient for encryption purposes.

Also Check: CEH Exam Cheat Sheet (2023)

Course NameScheduleMode
CEH TrainingApril 03 – April 07 – 2023Online
CEH TrainingMay 08 – May 12 – 2023Online
CEH TrainingJune 05 – June 09 – 2023Online
Conclusion – Ethical Hacking Interview Questions

Ethical hacking is an essential certification for cybersecurity, and the demand for ethical hackers is increasing. Ethical hacking offers a promising career opportunity for individuals interested in technology, security, and problem-solving. With the increasing demand for cybersecurity, ethical hackers can work for different industries and specialize in different areas of cybersecurity. Ethical hackers can also pursue certifications to enhance their skills and career growth. The ethical hacking industry is booming, and ethical hackers are critical to safeguarding computer systems, networks, and applications from cybercriminals. You can gain expertise by getting your concepts cleared through Vinsys’s robust CEH training.

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