Different Security Threats and its Prevention in Computer Network

Nowadays the computer network technology is growing rapidly. The computer network is used for transferring large volume of data and information these days including sensitive information like credit card details, passwords, online banking, account numbers and other confidential data so there are chances of leakage of that information while transferring over the network especially on the internet. Hackers are the programmers who are expert in breaching security are constantly looking for loopholes in network security and whenever they find any loophole they try to access or change the sensitive information that is being transferred over the network. It is very important to secure computer network by using firewalls, anti-viruses and other tools while transferring data through the computer network. The purpose of this paper is to understand about the various attacks that the intruder can do and other harmful programs like viruses, worms, Trojan horses etc that can breach the security of the network and affect the data and performance of our system and also understand about the various solutions to these attacks and harmful programs. In this paper we will discuss about the various threats like active and passive attacks, other malicious software that can affect the security of the computer network and their possible solutions. Keywords—attacks, data, information, network, security, threats