cdn waf

With the development of the Internet, users pay more attention to the browsing speed and effect of the Web site, but because of the proliferation of netizens, the network access path is too long, so that the quality of access of users is seriously affected. Especially when the link between the user and the website is congested with large traffic data, the poor quality of access is an urgent problem for the region with rapid increase of internet users. How to enable users everywhere to make high-

(2) POST 3. Bypass Mode Csrf is actually a logic error, and the defense of conventional csrf is actually not feasible (it cannot be based on referer, and some csrf combined with xss is initiated by the local domain; in addition, there are also scenarios where referer is lost during protocol conversion and the mobile platform loses referer) 9. automated tool attacks According to statistics, attacks by automated tools account for 90% of total attacks. Whether or not these automated tools can be a

Baidu have had cooperation, so there is a Baidu exclusive line, additional search engine lines, presumably than Baidu cloud faster collection of spider IP More perfect it! So, the correct parsing looks like this: This analysis not only can be assured to use Aliyun WAF defense, you can also hide your site real IP, to avoid the source station was attacked only the embarrassment of IP (through the local resolution of the hosts attack, what

WAF series-Free advertisement Router web Authentication Settings (1), WAF Recently, the advertisement router is very popular. After a half-day tutorial on the Internet, the web Authentication background is successfully connected today. Sort it out. In fact, we can connect to each other in just one minute. If you start to explore from 0, it will waste a lot of time if you do not clear many concepts. Here, w

with the development of the Internet, users pay more attention to the browsing speed and effect of the Web site, but because of the proliferation of netizens, the network access path is too long, so that the quality of access of users is seriously affected. Especially when the link between the user and the website is congested with large traffic data, the poor quality of access is an urgent problem for the region with rapid increase of internet users. How to make high-quality access to users eve

According to the survey, with the development of Internet video,CDN cost accounted for the proportion of Internet overall platform cost, which is more than 70% in video company. CDN Industry - listed companies reported that the cost of bandwidth and servers accounted for the CDN cost has reached 70%. over the past more than 10 years, the traditional

With the development of the Internet, users pay more attention to the browsing speed and effect of the website when they use the network, but because of the increasing number of netizens, the network access path is too long, so that the quality of users ' access is seriously affected. Especially when the link between the user and the website is congested with large traffic data, the poor access quality is an urgent problem to be solved for the area where Internet users are rapidly increasing. Ho

CDN is believed that many friends are not unfamiliar, the Internet also often see related reports. A period of time before the major CDN service provider response to the Prime Minister call, CDN also speed down the cost, like a Web-host CDN, Aliyun CDN have a large price ran

The application of CDN technology is more and more widely used by major internet companies. has become an Internet enterprise inseparable from a network operation and maintenance mode. What is a CDN?CDN leverages global load balancing technology to direct users ' access to the most recently working streaming media server, which is directly responsive to user requ

Principles of CDN small files and CDN files The following are some of my personal knowledge, which may be incomplete or even incorrect, but I hope you can help us to correct them. 1. first, the customer needs to resolve the domain name to an IP address to access the webpage. The customer needs to send a DNS query packet request packet before the packet arrives at the ISP router, split/image may be made (pe

if the speed of establishing a connection, it should be CDN fast. Because the CDN is directly to connect to a recent edge server, and peer generally to first go through the hash value to DHT or tracker to ask the node information, get some neighbor IP, and then to establish a connection. The problem, though, is that the neighbours have a bad quality, and some may be repeating parts that may have been closed

Now we build a Web site project for a wide range of users, there are domestic and foreign customer base, especially in the domestic user group we also have telecommunications, mobile, unicom and so on different lines of difference. Generally we buy the virtual host, VPS server only one IP address, certainly no merchant to ensure the stability and speed of 100% lines, if we buy the host when the merchant and you said to ensure a certain stability is a lie. In view of this, we will consi

Big talk content delivery network (CDN), big talk content delivery cdn Content Delivery Network (CDN)The concept1995ByMassachusetts Institute of TechnologyProposed,YesAllows users to access the nearest network.Solution.The specific method is:Smart routing and traffic management technologies are used to direct users' access requests to healthy and fastest-respondi

I. About SQL injectionSQL injection is a common technique for invading Web applications. SQL injection is a result of changing the original SQL statement execution logic using the application system's programming vulnerability and the syntax characteristics of the SQL language.An attacker sends carefully constructed input data to a Web application that is interpreted as a SQL instruction, alters the original normal SQL execution logic, executes an attacker-issued SQL command, This ultimately all

The second time I met CDN, and the second time I met cdn. CDN stands for Content Delivery Network (CDN. The basic idea is to avoid bottlenecks and links on the Internet that may affect data transmission speed and stability, so that content transmission can be faster and more stable. A layer of smart virtual network fo

WAF classification:1. Network Layer Class2. Most common and easy-to-deploy application tier classes (before Apache, after Apache)The application layer waf– leverages the WAF's own flaws and MySQL syntax features and combines the actual bypass:WAF most common detection method: keyword Detection For example, if a [space]union[space] Such an SQL statement is considered a malicious request, discard this packet,

Who is the best choice? Web application protection is undoubtedly a hot topic. Because of the maturity of technologies and the increasing expectation of convenience, Web applications have become the mainstream carrier of business systems. The data value contained in the key business systems of "anjia" on the Web has aroused the favor of attackers. The Web vulnerability mining and attack tools circulating on the Internet have lowered the attack threshold, it also makes many attacks blind and rand

---restore content starts---1. Function structure:CDN Technology since its inception in 1998, with the rapid development of the Internet, its technology has been continuously evolving and improving, but the basic CDN function architecture in about 2003 years has basically formed and stabilized. Functionally, a typical CDN system architecture consists of a distribution service system, a load balancing system

Web hacker always survive in the constant struggle with WAF, manufacturers constantly filter, Hacker constantly bypass. WAF Bypass is an eternal topic, many friends also summed up a lot of strange tricks. Well, today I'm here to do a little literacy. First, what is the WAF bypass?A WAF, simply stated, is a Web applicat

The first name before this article is: WAF bypass for SQL injection #理论篇, I submitted freebuf on June 17. Link: Click here now Blog recovery, special hair here.Web hacker always survive in the constant struggle with WAF, manufacturers constantly filter, Hacker constantly bypass. WAF Bypass is an eternal topic, many friends also summed up a lot of strange tricks.