Information Technology (IT) is the use of computers and other technological devices to store, retrieve, transmit, and manipulate data. Information technology has been around since the 1940s. The first computer system was developed by a British engineer called Tommy Flowers in 1944. It was called the Colossus and it used vacuum tubes. I.T has grown and evolved over the years. Advances in data storage, computer processing power, and internet connectivity have made it possible for information technology to play a greater role in many aspects of life. It has made communication faster and easier and has allowed us to access a wealth of information at our fingertips. It has also made many processes easier and more efficient and has allowed us to automate a variety of tasks. The field of I.T is constantly evolving, and new technologies are being developed all the time. I.T has revolutionized the way businesses operate and has contributed to the globalization of the economy.

IT security and cyber security: What’s the difference?

IT Security Cyber Security
IT security is the process of protecting the IT infrastructure, in order to ensure that it remains operational and data is not compromised. Cyber security, on the other hand, encompasses a broader range of activities and measures that are taken to protect IT systems from cyberattacks.
IT professionals are more concerned with managing and maintaining computer systems Cyber security professionals are more concerned with protecting these systems from malicious attacks by hackers.
Information technology is a broad field that includes computers, networks, databases, and other electronic devices. Cyber security is a subset of information technology and focuses on protecting computer systems from hackers or cyberattacks.
Information security is the practice of protecting information by mitigating information risks. It includes procedures or measures used to protect electronic data from unauthorized access. Cyber security, on the other hand, is the practice of protecting computers, networks, and data from unauthorized access or theft.


Information security is a broad term that can include anything from cyber security to physical security measures used to protect information. Cyber security includes measures to protect against computer viruses and other malicious software.

Role of IT security and cyber security-

The main goal of information security is to keep information safe from unauthorized access or destruction. There are many different ways to achieve this, and the specific measures used will vary depending on the type of information being protected and the potential threats. Some common information security measures include things like data encryption, firewalls, and access control lists.

Data encryption is a process of transforming readable data into an unreadable form that can only be decoded by authorized individuals. Firewalls are a type of security measure that can be used to protect a network or individual computer from unauthorized access. Access control lists are used to specify who is allowed to access certain information or resources.

Information security is an important part of overall security for any organization. By taking measures to protect the information, organizations can reduce the risk of unauthorized access or destruction of their data. Organizations should assess their information security needs and put in place appropriate measures to protect their data.

Cyber security can be broken down into three major categories: prevention, detection, and response. Prevention focuses on securing systems before they are attacked; detection involves monitoring networks for suspicious activity; response entails taking an action after an attack has occurred in order to limit any damage or disruption to the system.

What is OT in cyber security?

OT stands for Operational Technology. It is the backbone of a modern manufacturing plant or a smart grid. OT systems are usually large and expensive, but they are also critical to the operation of these large-scale systems. A loss of service in an OT system can have a cascading effect, leading to significant disruptions in the operation of the entire system. OT devices use proprietary protocols and proprietary network technologies that cannot be accessed over the Internet or other public networks.

Why is encryption important in cyber security?

Encryption provides protection against unauthorized access to data. Encryption is a way of transforming data into a secret code that can only be decrypted with the right key. Encryption is the process of encoding information so that only authorized users can read it. Encrypting data prevents unauthorized access to personal or sensitive information and ensures that private communications are not interfered with.

What are the essential terminologies in cyber security?

Cyber security is a broad term that describes the protection of digital data and networks. The field includes both cyber defense and cyber attack.

The core terminologies in cyber security are-

  • Cyber attack: An attempt to degrade, disrupt, or gain unauthorized access to digital data or networks.
  • Cyber defense: The process of protecting digital data and networks from cyber-attacks. This is also known as cybersecurity.
  • Malware: A type of software designed to infiltrate computer systems without the owner’s knowledge for the purpose of harming them or stealing their information.
  • Spyware: Spyware is a kind of malware that secretly gathers information about a person or organization and relays this data to other parties.

The importance of cyber security in the modern world-

With the advent of the internet and the rise of digital technologies, our lives have become increasingly reliant on cyberspace. From online banking and shopping to social media and email, we use the internet for a variety of tasks every day. Hence, it is so important to practice good cyber security practices.

Here are a few tips to help you stay safe online:

  1. Use strong passwords.
  2. Keep your software up to date.
  3. Be cautious about what you click.

How to protect your business from cyber security threats-

  1. Have a comprehensive security strategy that covers both cyber security and information security.
  2. Train your employees on both cyber security and information security risks and how to avoid them.
  3. Implement security measures for both cyber security and information security.
  4. Monitor your systems and data for both types of threats.
  5. Stay up to date on the latest security threats and trends.
  6. Work with a trusted security partner who can help you with both cyber security and information security.


Information technology is a field of study that deals with the use of computers and telecommunications to retrieve, store, and transmit information. Information technology is constantly evolving and becoming more integral to the way we live and work. Information technology professionals are employed in a variety of industries, including healthcare, business, government, and education. Both information security and cyber security are important in today’s world. With the increasing reliance on technology, it is important to protect both information and networks. Cyber security is often thought of as the more technical field, but information security is just as important. Information security deals with the protection of information, while cyber security deals with the protection of networks and data.

Author – Mr. Neeraj Soni, Intern, CyberPeace Foundation

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