Next Generation Firewall for Network Security: A Survey

In today's world, with the advent of internet, the network security has become a necessity to protect the usability and integrity of network and data. Traditional firewalls are incapable of coping with emerging threats such as targeted and data focused attacks. In this paper, a survey of the different types of current and next generation firewalls are discussed in details highlighting their potential functionalities. The different technologies implemented in Next Generation Firewall (NGFW) for network security are highlighted. Additionally, the advantages of the next generation firewalls were compared against the traditional firewalls. Also in this paper, the primary network security goals, their recent emerging security threats, and their potential solutions to protect the network are discussed.