Cross-site request forgery (that is, CSRF) is known by the Web security community as a "sleeping giant" in many vulnerabilities, and the extent of its threat can be seen as a "reputation". This article will provide a brief description of the vulnerability, and details the cause of the vulnerability, as well as the specific methods and examples of black-box and gray-box testing of the vulnerability, and fina
HackerUsing the website operating system'sVulnerabilitiesAndWebThe SQL injection vulnerability of the service program is controlled by the Web server. If the Web content is tampered with, important internal data is stolen. More seriously, malicious code is embedded into the Web page, attackers can infringe on website visitors. As a result, more and more users are
A. Why Web security technology is generatingEarly on: The World Wide Web (Wide) consists only of Web sites, which are basically repositories of static documents. This information flow is transmitted only by the server to the browser one-way. Most sites do not validate the legality of the user.Today: already quite diffe
training sessions, and industry meetings, as long as you have mastered the following five common ASP. NET application security defects and recommended correction solutions can take the lead to integrate indispensable security factors into the birth of the application.
1. Do not blindly trust user input
In web application development, the biggest mistake for
Web security is closely related to your application environment and usage.
At present, enterprise users are all developing towards full business. The focus of the security situation has evolved from the old network security to application security and full business
These trends bring about problems: the growth of Web applications and services has exceeded the security training and security awareness received by program developers. The security risks of Web application systems have reached an unprecedented level. This article analyzes c
In the current Internet era, homepage has become an important means to establish a company image and display itself. It is especially important to configure a powerful and secure Web server. Among many Web Server products, Apache is the most widely used product and a very secure program. However, Apache also has security defects like other applications. This arti
1. First open IE browser in the computer, then in the Open browser window click on the top menu bar tool (that is, gear-like button)-internet option;
2. In the Open Internet Options window, switch the interface to the security bar, and then click the Custom Level button below;
3. In the pop-up window, you need to scroll to the "Other" section of the Settings list and select from the following options for "show mixed content", with thre
restrictions, you do not follow the requirements of the content, there is no harm. Anyway, can not be carried out, it will not be much harm. Correct steps: 1. Read the filename, verify that the extension is in scope 2. You define the generated file name, directory, and extension from the filename extension. Other values, are configured themselves, do not read the contents of the store 3. Move files to a new directory (this directory permission is set to read only) Okay, here's theGene
restrictions, you do not follow the requirements of the content, there is no harm. Anyway, can not be carried out, it will not be much harm.
Correct steps:1. Read the filename to verify that the extension is in range
2. Define your own generated file name, directory, extension can come from the filename extension. Other values, are configured themselves, do not read the contents of the stored
3. Move files to a new directory (this directory permission setting is read-only)
Well, the above is
UnionSelect1,user(), version () 2. Querying all databases Http://10.1.2.5:10631/sqli/Less-2/?id=-1 Union Select 1,database (), Group_concat (schema_name) from Information_ Schema.schemata
3. Check all table names under a database http//10.1.2.5:10631/Sqli/Less-2/? id=-1 Union Select 1,Database(), GROUP_CONCAT (table_name) fromInformation_schema.tableswhereTable_schema='Security' 4. Check all column (field) names under a table http//10.1.2.5:10631/S
Bkjia.com integrated message] U. s. cellular is the eighth largest wireless service provider in the United States. headquartered in Chicago, it operates wireless telephone and data operations services in 25 U.S. states. It has 500 outlets and 1800 sales agents.
The company's portal website provides product information, product support, online services, and other functions for users and their agents. The online services of users and agents must be connected to the data center at the website backg
4 key elements of Serlvet securityAuthentication, authorization, confidentiality, and data integrity.Process for the container to complete certification and authorizationThere is no security information in the code.Most Web applications, in most cases, should be handled declaratively by the Web application's security c
Author: Xuan soul Security Technology Zone http://space.cnblogs.com/group/group_detail.aspx? Gid = 100566 Web security practices (1) HTTP-based Architecture Analysis Common Tools Web security practices (2) HTTP-based Web Architect
Asp.net Web Application Security Risks
1. major threats to the Assembly: unverified access, reverse engineering, code injection, program information obtained through exceptions, unaudited access.
2. security risks between the client and Web applications: code injection Cross-Site Scripting or buffer overflow attacks),
rules of encryption, the server received the data after the same rules of security encryption, verify that the data has not been tampered with, then the data modification processing. Therefore, we can specify different encryption keys for different access methods, such as Web/app/winfrom, but the secret key is agreed by both parties, and is not transmitted on the network connection, the connection transmis
20155313 Yang Yi "Network countermeasure Technology" Experiment nine Web Security Foundation I. Experimental PURPOSE
The objective of this practice is to understand the basic principles of commonly used network attack techniques. Webgoat the experiment in practice.
Second, the basic question answer
1.SQL injection attack principle, how to defend
2.XSS attack principle, how to defend
3.CSRF
Linux is not difficult to install a Web server, but its maintenance and security hardening is not easy, it requires a deeper understanding of the Linux system and the various configuration options for Apache here is how to find a balance between security, operability and ease of use, but it also depends on the specific needs of the project, The following best pra
re-initiate requests after request parameters are modified Modify HeaderAnother plugin to modify the request header Cookies manager+View, modify cookies HackbarToolkit, you can easily control the modification URL, there are some encoding conversion, encryption tools, SQL, XSS tools WappalyzerCheck which Web applications a website uses such as blog engine, CMS, e-commerce program, Statistics tool, host Control Panel, wiki system and JS framework, etc.
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