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Network security is a required course for small and medium-sized enterprise network management. The author has collected the experiences of Qno xianuo in supporting enterprise users across China for your reference. First of all, let's talk about the basic configuration, that is, how to configure the WAN and LAN of the router. The main purpose is to enable the use
Wireless network technology is growing, but how can we use encryption protocols to ensure the security of wireless networks? This shows us how to set security. With the increasing maturity of wireless communication technology, the price of wireless communication products is falling, and wireless LAN is gradually entering thousands of households. However, wireless
The development of wireless networks is quite mature, but for our wireless network users, we will give a detailed introduction to how to set various wireless network security problems. As the prices of low-end wireless network devices continue to decline and the operation becomes easier, low-end wireless LAN networks h
Article Title: Nessus, a network security scanning tool. Linux is a technology channel of the IT lab in China. Includes basic categories such as desktop applications, Linux system management, kernel research, embedded systems, and open source. Summary Nessus is a powerful and easy-to-use remote security scanner that is free and extremely fast to update. The
The use of wireless networks has entered our lives. But how should we solve the common network problems? Here we will give a detailed introduction to network faults. The wireless LAN based on the standard, also known as Wi-Fi network, has gradually developed into the mainstream network from the application in the tradi
Q: What is network security? A: network security means that the hardware, software, and data in the network system are protected and shall not be damaged, changed, or disclosed by accident or malicious reasons, the system can operate continuously, reliably, and normally with
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 love machine. However, not all users are aware of the "firewall", some users even think that "firewall" is a name of the software ... What the hell is a firewall? Where does it work, and what's the role it plays? Check history books know that in ancient
, field name systems) refers to the directory service system that queries the domain name or IP address on the Internet. When a request is received, it can translate the domain name of another host to an IP address, or vice versa. Most domain name systems maintain a large database that describes the correspondence between domain names and IP addresses, and the database is updated periodically. Translation requests typically come from another computer on the
As an enterprise with a wireless network, it is also one of their jobs to protect wireless network security. So how to do, and what measures to protect the enterprise's wireless network? Then this article will give you an example of the detailed introduction, hope that some of the confused friends, can let you "read ha
Possible types of attacks on Linux Network "Denial of Service" Attack The so-called "Denial of Service" attack means that hackers use destructive methods to block the resources of the target network, temporarily or permanently paralyze the network, so that the Linux network server cannot provide services for normal use
With the help of today's advanced smart enterprise networks, enterprises can effectively deploy e-commerce and other applications, thus realizing the optimized combination of labor and the globalization of business. These powerful networks can connect many remote sites, branch offices, mobile employees, partners and customers to provide services for thousands of users. However, there is still a problem that all networks are increasingly threatened by the increasing number of
used to replicate a data frame sent and received by another network interface to a listening port that mirrors the port, and then connect the network sniffer device or network sniffer host to the mirror port of the switch to enable monitoring of the other ports in the switch. 2. Network Sniffing ToolsNetwork sniffer t
Is it safe for companies to have firewalls? is the enterprise network architecture secure now? What are the problems with the current enterprise network security infrastructure? A new generation of security agent-specific equipment will be an important part of the Enterprise networ
First, the introduction Today's era is the network era, the end of the 20th century IP network, with unprecedented speed of development to create a miracle in the history of human science and technology, and greatly replace the existing more than 100 years of circuit switching network trend. However, from the point of view of telecommunication
Abstract: The increasing maturity of the network allows network administrators to break away from the embarrassing situation where they are confused and at a loss, and establish a security theory creed based on many practices. This kind of theory and practice strategy has gradually become a golden rule that no one cares about. However, these seemingly reasonable
Learn Neutron Series articles:(1) Virtualization network implemented by Neutron(2) Neutron Openvswitch + VLAN Virtual network(3) Neutron Openvswitch + gre/vxlan Virtual network(4) Neutron OVS OpenFlow flow table and L2 Population(5) Neutron DHCP Agent(6) Neutron L3 Agent(7) Neutron LBaas(8) Neutron Security Group(9) Ne
With the increasing of the risk coefficient of network security, the firewall, which used to be the main security precaution, can not meet the need of the network security. As a useful complement to the firewall, IDS (Intrusion detection System) can help the
Author: purple Magic [E.S.T Advisory Group] Source: Evil Octal Information Security team (www.eviloctal.com) Note: This article has been published in the "Non-security Hacker handbook", please specify the author, and maintain the integrity of the article. A brief analysis of the security status of some online games in China First of all, I want to apologize to my
How should we set up wireless networks in the home environment? How can we protect our security more effectively with the increasingly mature wireless network technology? Nowadays, most households access the Internet by setting up wireless networks. However, many people know that many network security problems are hidd
As technology continues to develop in the online world and network security problems are also increasing, what settings should we make to improve network security? Here is a detailed introduction. Unable to determine who the computer belongs to, Ekins wrote a brief notification using wordsoftware to tell the person abo
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