what firewall have

FIREWALLD provides a dynamic firewall management tool that supports network/firewall zone (zone) definition of network links and interface security levels. It supports IPV4, IPV6 firewall settings and Ethernet bridging, and has run-time

Latest firewall technology Author: Wang da 1. Overview of firewall technology development Traditional firewalls usually filter packets based on the access control list (ACL) and are located at the entrance of the internal private network.

I. The concept of a firewall In recent years, with the increasing number of ordinary computer users, the word "firewall" is no longer the agency of the server domain, most home users know to install a variety of "firewall" software for their own

A firewall is a combination of components set up between different networks, such as trusted enterprise intranets and untrusted public networks, or a network security domain. It is the only gateway to information between different network or network

With the rapid development of the Internet, E-commerce, e-government, more and more network networking with the Internet, set up in the Internet to provide public service host system, such as: WEB server, EMAIL server, FTP server and so on. At the

Introduction to Firewall With the rapid development of computer network technology, network security issues have become increasingly prominent in the face of various users. According to the data obtained by the author, nearly 20% of users on

First, Checkpoint introduction:　As one of the organizations and advocates of the Open Security Enterprise Interconnection Alliance (OPSEC), checkpoint company is committed to enterprise-level network security products research and development,

The functionality of Microsoft's Windows Server 2003 firewall is so shabby that many system administrators see it as a chicken, and it has always been a simple, inbound-only, host-based State firewall. And as Windows Server 2008 gets closer to us,

This article puts forward the intelligent firewall, this kind of firewall is smarter and smarter, overcomes the traditional firewall's "one tube to die, one puts on the chaos" condition, the revision above firewall's important assumption is "refuses

Although it is a hardware firewall, almost all work is software work. Software is the core of the hardware firewall. Before development, you must first know what type of firewall you need. The same as the hardware firewall, can be roughly divided