CYBERSECURITY INTERVIEW QUESTIONS AND ANSWERS 2020

 

CYBERSECURITY INTERVIEW QUESTIONS AND ANSWERS 2020

Top Cybersecurity Interview Questions and Answers

 

Technology has really changed the entire world. In today's date, we can say that we live in a completely digital world where life without technological gadgets is completely impossible. When we take a look around, this life is dependent on the usage. But with the growth of Cybercrime also happened. Cybercrime is basically performing criminal activities with the help of a computer and a network. The victims of cybercrime can either be an individual, an organization, or factors of national interest.

 

But it is very important to protect these organizations against cybercrime. Cybercriminal activities and protect the network used by the usage of cybersecurity. Cybersecurity is considered the only defense mechanism adopted by the organization to protect against cyber attacks. A lot of professionals have shown interest to work as cybersecurity professionals. Cybersecurity professionals are very high as cybersecurity is very important for every organization. Along with certification, it is also very important to know cybersecurity interview questions. these questions are allowed the professional to tackle the interview round of organizations to get a job as a cybersecurity professional.

 

 

Basic Cybersecurity Interview Questions and Answers

 

1. What do you mean by cybersecurity?

Cybersecurity can be considered to be a defense mechanism that is used by a lot of people all around the world against cybercrime. It protects the hardware, software, and the data and information present in the device from potential cybercriminals. Cybersecurity is considered one of the most important sectors in an organization as it protects all the organization's data and information from getting stolen by cybercriminals. The primary purpose of why cybersecurity is an important part of every organization is because it prevents the data from getting stolen. Protect the network, which is used by the organization. Cybersecurity is active is actually not specific to organizations only. A lot of individuals use cybersecurity information

 

2. What are the different components or elements of cybersecurity? 

Cybersecurity is such complex that there are many components that makeup cybersecurity as a whole. Cybersecurity information security, network security, operational security, application security, end-user education, and continuity planning business are major components of cybersecurity. All the different components of cybersecurity or different cybersecurity elements help in the overall protection of the data and information company. They look After the different sectors to fulfill the overall requirement.

 

3. Mention a few advantages of cybersecurity.

As you know that the cybersecurity sector is one of the most desired sectors in the organization, it provides your organization with many benefits for which it is given a lot of importance. Organizations that don't have a proper cybersecurity system have always used many troubles when it comes to keeping the data safe. Having a well-developed system is very important to have an overall competitive growth of the organization. The first benefit of cybersecurity is that this helps a particular organization protect themselves and their own business from different cybercrime such as hacking, malware attacks, phishing, and many more. Cybersecurity is also focused on the protection of end-user, which makes it very desirable. Cybersecurity is not specific to the data and information only. It also helps in protecting the network and applications which are used throughout the organization. Usage of good cybersecurity systems helps in increasing the recovery time after a breach situation. Completely restrict unauthorized use of your sweet and sure that all the organization's data and information are safe and secure.

 

4. What do you mean by cryptography?

When we talk about the network, we see that it is a huge place. There are many users, broadcasters, and a lot of third parties as well. The third parties, which are known as adversaries, are often related to stealing sensitive messages sent from the user to the receiver. This is one of the most dangerous forms of Cybercrimes as it steals all the sensitive messages that are being sent. The only way information can be protected from these adversaries is by using the technique known as cryptography. Cryptography is actually in accord with the original message it is transformed into. This ensures that all the data and information sent in the message are just limited to the sender and the receiver only.

 

5. How will we differentiate between IDS and IPS?

IDS is the acronym used for intrusion detection systems, and IPS is the acronym used for the intrusion prevention system. The basic difference between IDS and IPS is that IDS is actually a monitoring system, whereas IPS is actually a controlling system. IDS does not have any relation with the alteration of network packets. In contrast, IPS has a great relationship with creating restrictions in the delivery of packets about the content stored in the package. IDS and IPS both have a very important role in the world of cybersecurity 

 

6. What do you mean by the CIA?

CIA is actually a very important component of cybersecurity. CIA is the action that is used for confidentiality, integrity, and availability. It is actually a very popular model whose primary purpose was to help develop security policies. Three primary concepts built up the CIA. The first concept is confidentiality. Confidentiality is completely devoted to all the sensitive data and information of a user in an organization. Confidentiality is the CIA's first component, which takes all the data and information to the authorized user only. Integrity is the second component of the CIA, which focuses on providing accurate and right format while transmitting any information. Availability is focused on access and presence of all the data and information with the user who has any data requirement—these three components built up the CIA as one of the most fundamental pillars of cybersecurity.

 

Intermediate Cybersecurity Interview Questions and Answers

 

7. What do you mean by a firewall? 

A firewall is actually a defense system that is used in cybersecurity. But for the sure firewall is not as simple as it sounds. The primary work of a firewall is to protect the network, which is used by the organization. The design of firework is done in a specific way to be completely specified to protect the network. A firewall is actually set in the boundary of a network. The system helps monitor all the network traffic and helps maintain all the users who are using the network. A firewall is very beneficial to protect the organization against any potential malware attacks. Projecting the network is very important as all the specific data is being transferred through the network only. As a firewall prevents content filtering and remote access, it is considered an ideal design to protect the network.

 

8. What do you mean by a traceroute? 

As we know that when a network or data is transferred there usually segmented. All the segment data is then formed into packets that contain different segments of different data. A tool designed to help provide the packets with the rightful packet path is known as traceroute. Traceroute is actually a tool that helps provide checkpoints to the packet, which ensures all the points through which the packet should be passed. The usage of traceroute is only seen when a packet seems to not reach its destination. Then check the entire passage to identify connection breakage to prevent the failure of delivery of the package. Traceroute is very beneficial for many organizations as it ensures proper connectivity of all the different points through which the packet should be passed for transmitting data.

 

9. What are the differences between HIDS and NIDS?

The primary difference between HIDS and NIDS is based on usage and functionality. HIDS is there is used for host-based intrusion detection systems. This is a system that helps in the detection of different intrusions. HIDS is extremely beneficial and functional in monitoring the computing systems and the network packets to help identify a host-based intrusion. NIDS, on the other hand, is the acronym used for network intrusion detection systems. The NIDS is a very functional part of the organization as it helps identify loopholes where hackers are performing any form of activity. The primary goal of a network intrusion detection system to identify different actions that are currently happening over the network unauthorized activities that are functional in the network.

 

10. What is the meaning of SSL? 

SSL is used for the secure sockets layer. What is a very beneficial feature in cybersecurity, which primarily deals with the creation of encrypted connections? The secure socket locker creates encrypted connections, which is established between the web server and the web browser. It helps in the proper reflection of data and information transmitted from the network in a very precise way. The secure sockets are beneficial as they also help protect all the data and information when having any online transactions. So it also helps make a safe atmosphere for your monetary transactions over the internet without any of the data being stolen. Monetary safety is a very important feature as it protects all the amount stored in the user's bank, which is connected to the devices. It's a very beneficial feature of cybersecurity as that helps property development of monetary sanctions in a very safe and secure way.

 

11. What is the basic meaning of data leakage?

It might sound very simple, but data leakage is actually theft of data information through unauthorized sources. It is actually a form of cybercrime that is completely related to accepting data and information from the user's device in a very authorized manner. This is done by hacking through malware attached where is the cybercriminal gains complete access into the user's device and steals all the sensitive data and information. Cybercriminals mostly look forward to weak loopholes over the internet or the network through which they can gain access. Data leakage is one of the biggest of many users as it can be a great threat to personal and professional life. Data leakage can happen through email, optical media, and a lot more.

 

12. What do you mean by brute force attack, and how can it be prevented?

Every user of the internet has faced a little trouble dealing with the passport at one point in time. The trial and error method, which helps find the right password over a particular internet portal, is called a brute force attack. There are two types of brute force attack which is used over the internet. Firstly, when the user starts entering multiple passwords of their own account to gain access back after forgetting the password.

 

The second situation is where cybercriminals continuously potential passwords. The second equation is what is considered a cybercrime. The hackers use a different combination of alphabets and letters to finally given the right password. There are many cases in which the user has actually save their passwords through which brute force attacks automatically generate or create login passwords for the user. This brute force attack feature is very dysfunctional and can be very dangerous for the user as the cybercriminal can misuse the data and information from the internet portal. 

 

Brute force attacks can also be prevented. It can be done in three major ways. The first one is by creating a password length. Password length is a very important feature was created by internet portals to increase the safety of data. The length of the password plays a very crucial role as it increases the difficulty of getting the password, and the criminal can't guess through the trial and error method. The next episode by increasing the complexity of the password. This is done by involving the alphabet, symbols, and letters at the same time. This makes it very difficult for the cybercriminal to gain access. The most important feature of a lot of internet bottles to prevent brute force attacks is by setting up limitations of what the login failures.

 

13. What do you mean by port scanning?

Every specific host lot of open ports and services that are available over the portal. The only way to identify please open ports and services over the specific host is by port scanning. This helps in identifying these places over the specific host. A lot of hackers actually use port scanning to identify all the information for performing criminal activities. Port scanning can be considered to be constructive and destructive activities at the same time as hackers can misuse this technique to identify the information for the performance of malicious activities.

 

Advanced Cybersecurity Interview Questions and Answers

 

14. What are the different layers that are used in the OSI model?

OSI is used for open system interconnection modeling. The primary function of this model is true to standardize different modes of communication to telecommunication devices. It is very beneficial to enhance the mode of communication through these telecommunication devices with the proper restrictions over the usage of networking. The OSI model is made up of several layers, which help in the fundamental construction of this model. There are a total of seven layers in the OSI model. The 7 layers are the physical layer, the data link layer, the network layer, the transport layer, session layer, presentation layer, and application layer. The different layers of this model solve different issues and problems which are related to the OSI model.

 

15. What do you mean by VPN, and what is its usage? 

VPN is used for the virtual private network. In the most simple terms, we can call VPN a safe network connection method. But VPN is a complex concept when it comes to cybersecurity. The VPN helps in establishing network connections, which then create encrypted and safe connections with the intermediate telecommunication devices and the network. Using a VPN is a very constructive way to protect the data from getting stolen to buy any cyber-criminal. VPN is considered to be very beneficial for a lot of users as there are many uses of VPN. VPN is very beneficial when it comes to building up a business network when a person is traveling. This allows business professionals to access the networking portal even when the current location of the professional is continuously changing. When using a VPN, it does not provide any browsing activity to the network provider, which is used by the user. This makes the browsing activity of the user completely safe and secure.

 

16. What do you mean by white hat hackers? 

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MITIGATE THE CYBER-ATTACK RISKS WITH BEST CYBER SECURITY PROTOCOLS

 

Best Cybersecurity Practices to Avoid Cyber Attacks

 

Undoubtedly, data breaches and hacks are quite unpredictable. And, we often misinterpret that the small organizations are specifically not cyber attack-prone — but the reality is somewhat different from our imagination. Most of the business owners tend to neglect the fact that they can encounter any sort of data breaching scenarios. However, such consideration has no place in this digitalized world, where accessing relevant data is at our fingertips.

 

In a conducted report, it was stated that almost 43% of cyber-attacks are primarily targeted on the small companies which haven’t yet received sufficient recognition. The cybercriminals found the small enterprises appealing because the entrepreneurs didn't take adequate initiative while implementing the business policy.

 

Though they contain the required business policy and avail the necessary measures, they highly overlook protecting sensitive data including the client's personal information. So, it is first important to acknowledge what sort of data is sensitive and what is not. Additionally, most of the organizations that are operated through minimal resources lack a stringent privacy policy as well.

 

This is the prime reason why you should always opt for long-term investment in enhancing companies' security. But, before that, it is important to know about the cybersecurity measures that can establish digital safety for your enterprise.

 

Cyber Threats Potentially Suspected in the Small Enterprises

 

Well, you might have installed a wide range of high-quality CCTV cameras on the premises of your enterprise to monitor the activities of the susceptible person. But, a cyberattack is something that is performed internally without the presence of the person.

 

So, even if you have implemented varieties of safety measures, if the enterprise network is not well-protected, the chances of cyber threats are comparatively high in such instances. 

 

At this point, you might be trying to equip new business strategies such as SSL installation to improve the standard of the products/services to acquire more customers in your service platform. Likewise, the cybercriminals are also opting for new and more tricky ways to easily break-in. These hackers are always in search of more advanced data breaching strategies that can bring them success without any constraint.

 

So, before we head towards the required cybersecurity practices, here are some common methods that are used by cybercriminals.

Watering Holes

Well, you must be heard about this cyber threat technique but probably unaware of it. Technically, the cybercriminals get control of the legitimate websites by implementing this strategy, without the owner's acknowledgement. Basically, they turn the authorized website into a malicious website. In most cases, this kind of drastic step is taken by business competitors. So, make sure, you avoid tapping on the pop-up ads, messages, field, or suspicious links and field to safeguard the essential information.

 

Phishing

Do you know what phishing actually indicates? It primarily takes place when a cybercriminal successfully engages an email recipient to open a malicious link/attachment that can eventually insist on downloading particular ransomware. This method is quite common data breaching methods which the device users unknowingly opt for. And, more specifically, when you are directed to malware-laden websites, you're actually paving the way for the hackers to obtain unprotected business plans and other essential credentials.

Drive-by Downloads

Generally, when it comes to the drive-by-download method, it simply denotes a subtle attempt to install malicious software in the device without the user’s permission. This mostly occurs when the operating system is backdated and an adequate security system is not in the right place.

Man-in-the-Middle Attack

This sort of cyberattack occurs when the cybercriminals secretly establish communication between two parties to get the login credentials and other account information. So, your corresponding entrepreneur or client and even your own organization members get into the list of the suspects. So, be extremely attentive with whom you are sharing the credentials.

 

How to Prevent Small Enterprises from Cyber Criminals?

 

Cyber-attacks don't necessarily mean data breaching, it even leads to cyberbullying as well. And, this kind of phenomenon not only dramatically impacts the overall life of the employees, but also it can cause severe damage to a company’s persona and reputation.

 

So, the business leaders need to provide prompt responses to protect their employees from such uncanny scenarios. Thus, it becomes essential to avail required proactive measures and SSL installation. Here are the crucial cybersecurity measures that you should definitely consider equipping:

1.   Protect the Enterprise Network

Is the Wi-Fi network that you use in the enterprise is secured enough? If not, then, you should definitely lock it now. Because an ongoing technique referred to as “wardriving” is mainly used by cybercriminals to exploit the Wi-Fi network. Once they identify a vulnerable Wi-Fi hotspot, they make sure they have entered those wireless networks and extract the data.

And, the best defence against the wardriving should be by implementing encrypted traffic using the latest encryption technologies. Additionally, you have to set a unique password that can be easily accessed. There is an additional step that you can definitely opt for — create a “guest” account for your client/customer, that’s it!

 

2.   Increase the Protection Level of Payment Processors

Certain small enterprises have equipped mobile applications for the convenience of the customers. Through these apps, accessing and making payment procedures has become extremely possible for a certain amount of customers who prefer indulging in online shopping. So, make sure you have secured the payment software. And, always make sure, you have limited in-house access to your card data. The customers also indeed to properly analyse the payment terminals to avoid data breach incidents.

 

3.    Enhance the Email Security

Nearly most of the malicious email attachments directly come through the office files. So, it becomes important to avail basic email safety precautions. And, the first step that needs to be performed is a rigorous employee training plan where they will be taught not to open any suspicious files, links, or emails that do not cover the enterprise activity. Both the sender and the recipient should encrypt their send documents that can be only accessed through a one-time passcode.

 

4.   Opt for a Cybersecurity Plan

Well, apart from implementing a cybersecurity plan, it is also required to acknowledge what actually needs to be added to that plan. First and foremost, an employee training program and the incident response plan that will be highly effective to protect the business image. These training programs must be conducted on a yearly, monthly, and weekly basis to identify the potential security breach scenarios. Also, you need to include the required security policies and procedures to secure the enterprise network.

 

Are these Security Practices Worth Exploring?

 

Definitely yes! These are some of the best security practices that as a small enterprise owner you think of implementing. Alongside this, there are other wide ranges of security measures that will eventually bring a plethora of benefits to your unprotected organization.

These include using a firewall and antivirus software, choosing multi-factor authentication, backing up the data regularly, investing in the right security technology, and also don’t forget to stay up-to-date. continue reading