Segurança de redes com iptables

Abstract

Currently, with the growth of computer networks, administrators, businesses, institutions, society itself has a constant concern in the network security segment. An individual can use a network to develop a job, do research, seeking knowledge or information unlawfully harming other people and or institutions. The idea of this paper is to address characteristics that involve information security in computer networks with a tool called firewall, native linux operating system. The use of this tool has a better network management, seeking to make the control of the data that travels.