Abstract—Firewall is a network system that used to protect one network from another network. It controls the network traffic based on some rules. Traditional firewalls control the traffic on inside network only. They can be categorized in to three main areas called packet filtering, stateful packet filtering and application proxies. Distributed firewalls filter the traffic from both the outside and the internal network. Distributed firewalls have some another advantages. They are, some protocols
CHAPTER-2 2. LITERATURE SURVEY Cyber security is the activity of protecting information and information systems (networks, computers, data bases, data centre and applications) with appropriate procedural and technological security measures. Firewalls, antivirus software, and other technological solutions for safeguarding personal data and computer networks are essential but not sufficient to ensure security. As our nation rapidly building its cyber-Infrastructure, it is equally important that we
NETWORK SECURITY AND CRYPTOGRAPHY NETWORKING SECURITY: A specialized field in computer networking that involves securing a computer network. Security has problems with software on a computer, sending messages and emails through Internet. It has become one of the most important factors for companies to consider. Now a day hacker tools have become too dangerous. Everyone in the connected world knows what a network is? It is a system of interconnected computers. It has been designed
today. Index Terms—network virtualization, virtual network, internet, hardware resources, software resource. I. INTRODUCTION I N THE LAST FEW YEARS, THE CONCEPT OF NETWORK VIRTUALIZATION HAS ATTRACTED A GREAT DEAL OF ATTENTION FROM industry and research fora.
International School of Management and Technology BTEC HND in Computing and Systems Development Computer Systems Assignment 2015 Assignment Title: RICONA Multinational IT Company Submitted by:Bibek Bhatta Submitted to: Mr.Dhirendra Thapaliya Table of Contents Task 1 Introduction Role of Computer Systems in Different Environment a) Banks b) Educational Institutions c) Hospitals d) Home e) Departmental Stores Conclusion Task 2