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almost identical to an already existing popular trademark name belonging to someone else. These
domain names are created to make huge money by diverting substantial traffic on Internet to the
cybersquatters’ site.

For example, www.alpha.com - original domain
www.alpha1.com - work of a cybersquatter

Cyber Extortion

It is a form of cybercrime that involves an attack (or threat) coupled with a demand for money
against an enterprise. Cyber extortion is committed through ransomware or Denial-of-Service
(Dos). The attacker blocks the system resource and encrypts the file. Eventually the victim fails to
access the data. Only when the ransom is paid to the attacker, the victim receives a decryption
key.

Cyberterrorism
It is a terrorist act which occurs electronically. Cyberterrorism occurs against organisations,

individuals, business houses, and even against government establishments. It is used to cast fear
and violence which can cause loss of critical infrastructure.
Acts of cyberterrorism are conducted by manipulating computer systems. These attacks can be
anonymous and executed from thousands of miles away from the target. Such attacks are difficult
to track.

CYBER SECURITY
The rapid growth in the Information Technology sector has transformed the method of creating,
storing, and sharing data. It has various advantages, but at the same time it is highly vulnerable to
threats, such as stealing of confidential information, hacking accounts, unauthorised access, and
so on. Therefore, it is essential to have sound knowledge of cyber security.

Cyber security refers to protection of computers from theft of data and damage to their hardware
and software. Over a period of time, various technologies have been developed to protect the
integrity of networks, computers, data and programs from virus attacks, unauthorised access, and
potential damages. Some cyber security technologies and programs are described below.

Antivirus
The term antivirus refers to a software which is used to identify, prevent, remove, or deactivate
the malicious software. Antivirus is also known as anti-malware software . Protecting a computer
and its data against the virus attacks has become one of the top priorities of present era. Therefore,
it is recommended to install an effective antivirus software in the computer. The benefit of
installing antivirus in a computer is that it prevents malicious software from damaging valuable

information and important files stored in it. Preventing and removing any kind of malicious
software ensures proper functioning of a computer system.
There are various antivirus software available in the
market. Some popular antivirus software are Quick
Heal, Kaspersky, Norton, McAfee, and AVG

Antivirus.

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