network security documentation

1, UnderstandIPSecSecurity Policy IPSec and Internet Protocol Security are an open standard in the network security industry. By using the encrypted security service, the confidentiality and security of network communication are

Comments: The following describes the Common Omissions in the TEN network security settings, no matter how much effort we make, end users, or even enterprise IT departments, security omissions that are easily corrected will still be ignored. This article will discuss with you 10 Security omissions that can be avoided a

Server Security Maintenance Tips 1: Start from basics When we talk about network server security, the best advice I can give you is not to be a layman. When a hacker starts to launch an attack on your network, the hacker first checks whether there are common security vulnera

nginx !! The above is a simple defense model. The following describes various functions: 1. The core scheduling node of the Headquarters is responsible for modifying the DNS server records, and adding real ip addresses to the website based on different IP addresses and different background cdn security nodes, and synchronize the final settings to the nginx of each local node. 2. The local node nginx is responsible for the direction proxy of the web

depends on your network environment. In general, if your server uses a real IP address (the address is usually allocated to you by the IDC), the firewall's transparent mode will be selected. In this mode, your server looks like you are directly facing the internet, and all access requests to the server are directly sent to the server. Of course, packets will pass the firewall detection before they arrive at the server, and packets that do not comply

For netizens, a variety of potential threats may come at any time. In these threats, often is "Ming gun good hide, stabbed difficult to prevent", network virus, hacker tools we pay more attention, the loss is relatively few, but for the use of special means to spy on personal privacy, but have overlooked. Clearly has caused the privacy of the leak, but no knowledge. Therefore, what kind of measures to ensure personal

Wireless Network security issues are increasingly concerned by all sectors, whether in the family or enterprise. There are not a few articles about network anti-DDoS and wireless network attacks. It seems that our wireless network is in danger. So how can we ensure the

Challenge 1: Block 0-day Vulnerabilities Although the national legislation prohibits various hacker behaviors, there are still people who are still at risk in economic interests, and 0-day vulnerabilities are the primary intrusion measures of these hackers. Since the 0-day vulnerability has not been fixed for the first time, the user's system becomes the lamb to be slaughtered. For example, this year, the aurora 0-day vulnerability and extreme 0-day vulnerability of IE browser appear successivel

No matter how much effort we make, end users and even the IT department of the enterprise still ignore the security lapses that could have been easily corrected. This article will discuss 10 safety lapses that can be avoided and tell you how to correct this negligence. 1: Use a weak password There was a time when some people were smart to use "password" as a password to fool hackers and other malicious elements who tried to guess the password. After

This article summarizes several major threats to the use of wireless Internet access and mobile security under the increasing popularity of 3G wireless networks: 1. Data truncation: Today, it is increasingly common for network hackers to intercept data through Wi-Fi. Fortunately, all products that currently support Wi-Fi authentication support AES-CCMP data encryption protocols. However, some early products

, it is hijacked to other websites containing malicious code. In this case, the redirection restriction function in IE9 can play its role. 5. Content Security Policy According to the requirements of the Content Security Policy, Microsoft is obligated to provide users with protection measures against cross-site scripting and Click-Jacking attacks. Another company, Mozilla, has begun deploying this mechanism

64, the network security under the Winows NT4.0 Hot Network In the network multiuser environment, the system security, the permission setting is very important, Windows NT 4.0 provides a successful security secrecy system under t

While the news that companies are using wireless technology is encouraging, it also has security problems. As the amount of wireless area networks increases, the chances of hackers hacking into corporate networks are also increasing. The good news, however, is that when the wireless network industry grows, businesses are more concerned about cybersecurity issues than usual, at least in terms of basic

For wireless wi-fi security, encryption technology must be emphasized to affect network security. Recently, the security of Wireless WiFi has attracted wide attention from all walks of life. Hackers use free WiFi bait to defraud users of trust and steal users' personal information, how to protect the

Website Monitoring _ Network Monitoring _ Server Monitoring _ website performance testWith the growing scale of e-commerce industry, the number of industry sites soared, to meet the more personalized needs of consumers and services and the birth of the service industry website number is also rising trend, the drawbacks gradually present. Thread breaks, hacking,DOS attacks and other issues are frantically attacking as the number of sites explodes. Cons

Source: CCID What effective measures should hackers take to prevent intrusions? As the saying goes: It's not too late to make up for it. Human society is always moving forward in the constant struggle of evil forces. There is always a way to effectively prevent hacker intrusion and protect your computer systems. To establish a computer security system, enterprises should also select the security level based

10 common security vulnerabilities-increasingly difficult to cope with network security attacks As we all know, hacker intrusion, network attacks, and other digital security vulnerabilities have never been compromised. One industry's troubles may be another industry's nightm

between 2 nodes in any Ethernet collision domain on the network, not only for the network cards of the 2 nodes, but also for the network cards of any node on the same Ethernet conflict domain. Therefore, if you listen to any node on the Access Ethernet conflict domain, you can capture all the packets that occur on this Ethernet, unpack and analyze them, and stea

Most enterprises pay attention to improve the security of the border of enterprise network, but do not mention how much they invest in this aspect, but the core intranet of most enterprise network is still very fragile. The following is a few strategies to address the security challenges of the enterprise intranet. The

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 the Internet have suffered from hackers. Although hackers are so rampant, the network