Short Communication FIREWALLS AS A MEANS TO PROVIDE INTERNET SECURITY

With the grand scale use of the internet arises the need of its security. Every now and then various threats and viruses are created to disrupt the system. Hacking poses another serious threat to internet as it may lead to mishandling of highly confidential and important data concerning with various companies and e ven national security. Internet security there becomes very important. Various ways through which it is achieved is by using IPSec, PGP, SSUFLs, VPN and firewalls. In this paper technique to provide network security via firewalls is discussed in detail. Va rious types of firewalls like packet filtering .application firewalls, proxies are discussed.