what is cyber security? | Definition & More

what is cyber security : In today’s world cyber security has become one of the most important security aspects than all other securities. The term what is cyber security refers to an Internet security, which means to secure your important data from attack, damage, or unauthorized access from internet.

Today’s your data is more important than your money because it contains all of your information either financial or non-financial and most used of computers in all fields. It also refers to practice of protecting computers, servers, mobile devices, electronic systems, networks and data from  attacks. It is also known as information technology security or electronic information security.

Cyber security is the practice of defending computers, servers, mobile devices, electronic systems, networks, and data from cyber-attacks or malicious attacks. It is also known as information technology security or electronic information security.

In this article, I am going to mention best information about the term What is Cyber Security. This article mostly focuses on what is cyber security – Definition, Needs, Challenges of Cyber Security, Threats & its types, Managing Cyber Security and many more.

What is Cyber Security?

Cybersecurity is the practice of protecting computer systems, Servers, networks, mobile devices, programs and data from unauthorized access or digital attacks. The main aim for a cyberattacks are to accessing, altering, or destroying confidential information or disrupt normal business processes.

It can also be referred as the collective methods, technologies and processes to protect availability of networks, computer systems and data from cyber attacks or unauthorized access. It can be divided into various categories such as:

  1. Network security
  2. Application security
  3. Operational security
  4. Cloud security
  5. Data security
  6. Information security
  7. Disaster recovery and business continuity security
  8. Database and infrastructure security

Network security

It deals with the implementation of hardware and software mechanisms to protect network and infrastructure from unauthorized access or interruption and misuse of network. An effective network security protects your company’s resources from multiple internal and external threats.

It protects computer network from intruders by attackers or opportunistic malware along with protecting network traffic by controlling incoming and outgoing connections to avoid threats spreading across the network.

Application security

It includes the implementation of various protection mechanisms in software and services used in a company/organization against a large number of various threats. It also focuses on to keep the software and devices free from threats. It requires to design a secure application, writing secure code, implementing reliable data entry validation and threat modeling.

Operational security

It is the processes of making decisions for managing and protecting data assets. It determines users permissions to accessing a network along with how and where to stored data.

Cloud security

It refers to the design of secure cloud and applications for companies by using various cloud service providers like: AWS, Rackspace, Google, Azure etc. an effective  environment configuration ensure protection against a variety of threats and Provides protection for data used in cloud-based applications and services.

Data security

There are various data within networks and applications related to company and their customer information . It is most essential to Protect these information by separate layer of security. It also protects data by focusing on the location and tracking of information at rest and in motion.

Disaster recovery and business continuity security

It includes to avoid the loss of operations or data in the event of a breach, natural disaster, cybersecurity incident. It must be protected and business to be continued to their track. Disaster recovery policies define how the organization recovers its operations and information to return to the same operational capacity it had before the event.

Business continuity is the plan that the organization falls back on when trying to operate without certain resources. It also concerned with the preparation of processes, monitoring, alerts and organization plans to keep mission critical systems during online and after any type of disaster, as well as to resume operations and lost systems after a disaster or any incident.

Database and infrastructure security

It includes the protection of all important devices equally such as physical devices and databases which is on the networks.

Information security

It protects both integrity and privacy of data during storage and in transit.

What is cyber-attack?

It is a deliberate attempt by an external or internal threats or attackers to exploit integrity and availability of the information systems of an organization or a individuals. Cyber attackers uses illegal methods, tools and approaches to cause any damage and disruption against computers, devices, networks, applications and databases.

Types of cyber threats

There are some most common cyber threats which are as follows:


It is a type of fraud in which they practices of sending fraudulent emails that are most similar to as usual emails from any trusted sources or reputable institutions. They have an aim to steal sensitive information like credit card numbers, debit card numbers and login information. It becomes the most common type of cyber attack todays. You can protect yourself with getting effective training or a technology solution that filters out malicious email.


This is a type of malicious software/virus that is generally used by the criminals  to attack the computer and systems of people. It is designed to extort money by blocking to access user’s files and data of the computer system until the ransom software is paid. On paying also there is no any surety to restored files or system. It causes a lot of damage to the files on the computer system.


It is a type of software designed to gain unauthorized access or damage a computer. The term malware stands for malicious software. The cyber criminals mainly use malware to make money through an unsolicited email attachment.

Malware attack can also make harm us due to silly mistake made by us to go that malicious software, yet we go to that website without knowing more about this mistake, on just click to any link as soon as Virus get enters into our computer system and damage them.

Social engineering

Social engineering is a psychological manipulation of people to obtain confidential information, it depends upon human interaction in which the attackers asks your personal information to get them giving you harm later. They can request a cash payment or get access to your confidential information. Social engineering can be combined with any of the threats listed above to increase the chances of you clicking links, downloading malware, or trusting a malicious source.

Importance of cybersecurity

In today’s connected world, everyone benefits from advanced cyber defense programs. The world depends more on technology at the individual level, As a result this It increased creation of digital data considerably. A cybersecurity  result in anything from identity theft to blackmail attempts and the loss of important data like family photos. Everyone depends on critical infrastructures like power plants, hospitals and financial services companies. It is most important to Secure these organization for the proper smooth functioning of our society.

Today, companies and governments store much of this data on computers and transfer it to other computers over networks. Devices and their underlying systems have vulnerabilities that, when exploited, undermine the health and goals of a business.

Cyber security tips – protect yourself from cyber attacks

There are some basic steps which should be followed by everyone who use internet on any mobile, laptops and computer system.

  1. Update your software and operating system: That will provides you benefit to the latest security patches.
  2. Use antivirus software: It will detect the threats and remove along with this it also keep your software up to date to get the best level of protection.
  3. Use strong passwords: Make your passwords so strong that no one can a guess it easily.
  4. Don’t click on any unknown links in emails or any other platform from unknown senders or unknown websites.
  5. Always try to avoid insecure WiFi networks in public places.
  6. Do not give your mobile or computer to any unknown person and change the password from time to time and keep updating the system from time to time.
  7. If an unknown person sends you an email in which there is an attachment, then don’t open that attachment at all.

Friends, I hope that you have known what is cyber security and how can a network be protected from such danger from this post and I expect that you have liked this article in what is cyber security and you have also got the answer of many questions related to the cyber security.

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