waf protection

The Web business system of Yunnan Power Grid Corporation plays an important role in ensuring the normal operation of the power system. Therefore, Yunnan Power Grid chose the Web Application Security Gateway (WAF) to protect the security of Web business systems. Yunnan Power Grid Corporation is responsible for the transportation and sales of power supplies in Yunnan province, and is responsible for the unified planning, construction, management, and s

cookie as the signature mode, define the expiration time of the cookie, etc.:URL protection, you can choose the action of HTTP request, whether to prevent SQL injection and so on:Parameter protection, set blocking metacharacters to prevent command injection attacks, define types of files that can be uploaded, and so on:Web site hiding, you can hide the back-end server A variety of basic information to prev

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,

WAF Defense Capability Evaluation and tools This article describes how to evaluate a WAF from the defense capability of conventional attacks. A total of 16 attack types are covered, each of which ranges from the Use scenario (The purpose of the attack operation) to the injection point (where the vulnerability is generated, for example, most WAF comprehensively c

security infrastructure-level products for their own personal site defense, this product needs to have: 1. Unified Network Portal, can have multiple nodes, with load balancer scheduling, i.e. application Gateway (application Gateway); 2.WAF (Web application firewall) function to intercept common web intrusion behavior (such as SQL injection/command injection/xss/webshell upload or connection), data leakage event, etc.; The middle Red Fork part indica

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.

Web Hacker is always in constant struggle with WAF, vendors are constantly filtering, and Hacker is constantly bypassing. WAF bypass is an eternal topic, and many friends have summarized many strange tricks. So today I am going to make a small literacy program. Let's talk about WAF bypass. WAF is a Web application fir

Tags:;; Hacker SQL Sch error security different development lineWeb 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

The tipask q A system bypasses waf SQL Injection in multiple places The system allows the registration of usernames containing backslash ("\"), which can cause multiple SQL Injection Vulnerabilities, because the system has 360WAF defense, WAF protection is perfectly bypassed by combining multiple parameters at the same time. function checkattack($reqarr, $reqtyp

Now, the market exists a large number of true and false Web application firewall products, the user's understanding of it is not clear enough, coupled with the industry's lack of Web application firewall measurement standards, Web application Firewall evaluation of the good or bad becomes very difficult. In fact, to choose a good Web application firewall is not difficult, the following aspects can be examined: 1. Attack interception capability The primary function of

How to build a reliable WAF (Web application firewall) (1) What components are included in WAF implementation and how these components interact to implement WAF defense functions (2) How to maintain WAF rules (Policies) Maintenance Rules (Policies), including obtaining channels, rule testing methods and online performa

Several ways to bypass WAF: http://www.80sec.com/%e6%b5%85%e8%b0%88%e7%bb%95%e8%bf%87waf%e7%9a%84%e6%95%b0%e7%a7%8d%e6%96%b9%e6%b3%95.htmlEmail: rayh4c # 80sec.comSite: http://www.80sec.comDate: 2011-09-06From: http://www.80sec.com /? P = 244 0 × 00 Preface At the beginning of, an SQL group injection attack was launched. Hackers swept away the ASP, Asp.net, and MSSQL websites around the world. Because MSSQL supports multi-statement injection, hackers

Site: www.80sec.com 0 × 00 PrefaceAt the beginning of, an SQL group injection attack was launched. Hackers swept away the asp, asp.net, and MSSQL websites around the world. Because MSSQL supports multi-statement injection, hackers can use a combined SQL statement to automatically tamper with the field content of the entire database and perform webpage Trojan attacks without any difference on the website. The Internet is updated and iterated quickly, but many organizations that do not have the ab

WAF Web Application FirewallThe Web application firewall is a product that is specifically designed to protect Web applications by executing a series of security policies for Http/https.Unlike traditional firewalls, WAF works at the application layer, so there is a natural technical advantage to Web application protection. Based on a deep understanding of the bus

: This article mainly introduces the security basics of nginx (nginx + waf + lua). For more information about PHP tutorials, see. Thanks to the documents provided by the online experts. Nginx waf + lua security module, web application firewall on nginx Required software: 1. LuaJIT download site: http://luajit.org (Current stable version: 2.0.4)2、ngx_devel_kit-0.2.19.tar3、lua-nginx-module-0.9.5rc2.tar4、mast

Tags: WAF configuration Digital China dcfw-1800-waf Web Application Security Gateway (WAF) is designed to address WEB Website security issues, and can identify and protect multiple Web Application Layer attacks in real time, for example, SQL injection, XSS, and illegal directory traversal. WAF devices are generally dep

(1) WAF implementation WAF includes which components, how these components interact to achieve WAF defense functions (2) WAF rules (Policy) Maintenance rules (policy) how to maintain, including access to channels, rules testing methods and on-line effect Evaluation (3) WAF s

Directory 1. case -insensitive bypass 2. Simple Code Bypass 3. Comment Bypass 4. separating override bypass 5.Http parametric contamination (HPP) 6. using the logical operator Or/and bypass 7. Compare operator Substitution 8. Replace with function function 9. Blinds without or and and Add Brackets 11. Buffer Overflow Bypass 1. Case-insensitive BypassThis is very familiar to everyone, for some of the too garbage WAF effect is significant, such as block

From: http://kyle-sandilands.com /? P = 1995 WAF BYPASS SQL INJECTION This is such a wide Topic, but today were going to examine WAF bypas and SQL injection What is a WAF? A waf is a Web Application Firewall used to filter certain malicious requests and/or keywords. Is a WAF