how to hack into barracuda web filter

Due to the particularity of the mobile communication industry, a large number of applications provide services based on web sites. Therefore, the mobile company has extremely high requirements on web security protection, not only must it implement the largest web security protection, it must also carry huge traffic access and legal and regulatory audit compliance

Customer background A Provincial Power Grid Company is a wholly owned subsidiary of China Southern Power Grid Co., Ltd. and one of the largest provincial power grid companies in China. The power grid company is engaged in power grid investment, operation and maintenance, power exchange and scheduling, Power Marketing, power equipment sales, commissioning, testing and testing as well as power design, constru

Filter tag in web. xml and web. xmlfilter tagFilter label description Filter and filter-mapping appear in pairs: The REQUEST: When you directly access the page, the

First, the filter Filter1. Introduction to FilterFilter is the filtering of the client access resources, conforms to the conditional release, does not conform to the condition not released, and can be logically processed before and after access to the target resource2. Quick StartSteps:1) Write a filter class to implement the filter interface2) Implement methods

Original source: http://blog.csdn.net/weizhi/article/details/1895014The order in which multiple filter runs in Web. xmlWalker ([email protected]) 2007-11-20Environment: Tomcat 6.xThe order in which multiple filters are run depends on the following rules:1.

Today, in the project, there is a very strange problem: after processing the request.getparameter (arg0) in a filter, the request will not be forwarded to the next filter (case, the current one only in 2 items). Before the reason is found, only through the conversion

number or is not specified, it indicates that the container is loaded only when the servlet is selected.The lower the value of a positive number, the higher the priority to start the servlet.three , load orderThe first thing to be sure is that the order of loading is independent of their order in the Web. xml file. That is, the filter is not loaded before the

Transferred from: http://hintcnuie.iteye.com/blog/226251/The 2.4 version of the servlet specification adds a new 1 filter-mapping > 2 Filter-name > Logging filter filter-name > 3 url-pattern > /products/* url-pattern > 4 filter-mapping >

First, let's review the principles and processes of Web containers calling servlet, and then explain the principles of filter interception, filter class and fiterchain class. Register and run the filter. Write a practical case: Use filter to implement centralized resource ac

The order of loading is independent of their sequencing in the Web. xml file. That is, the filter is not loaded before the filter is written in front of the listener.The true load order is: servlet, Context-param, listener, filter

control to the next filter. A filter in DoFilter () Method ends. If a filter wants to stop the request processing and get full control of the response, it can not invoke the next filter.Of these three, servlet and filter can be configured mapping, that is, for which address

Much of the information in the Web project is configured in the Web.xml file, and when the project starts, the container (for example, Tomcat) reads the configuration file first, so much of the content in the Web.xml file is loaded in what order. This reading order is basica

. Public classEncodingrequestservlet extends Httpservletrequestwrapper {PrivateHttpServletRequest request; PublicEncodingrequestservlet (HttpServletRequest request) {super (request); This. Request =request; } @Override Publicstring GetParameter (string name) {String Value=Super.getparameter (name); if(Value = =NULL) returnvalue; String Method=Request.getmethod (); if("Get". Equalsignorecase (method)) { Try{Value=NewString (Value.getbytes ("iso8859-1"),"Utf-8"); } Catch(un

The 2.4 version of the servlet specification adds a new Example 1:XML code filter-mapping > filter-name>loggingfilterfilter-name> url-pattern>/ Products/*url-pattern> Filter-mapping> In this case, the filter will function

Config filter in Web. xmlWeb-appversion="2.5"xmlns="Http://java.sun.com/xml/ns/javaee"Xmlns:xsi="Http://www.w3.org/2001/XMLSchema-instance"xsi:schemalocation="Http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd" >Display-name>Display-name>Filter