Talking about PHP security protection-Web attacks and security protection web
SQL Injection attacks)
Attackers can insert SQL commands into the input field of Web forms or the string requested by the page to trick the server into executing malicious SQL commands. In some for
Repeated submission of web Front-end protection and repeated submission of web ProtectionPrevent repeated submission in front-end web development
Web Front-end data requests or forms are often submitted through dom click events, but often because they think that clicking too
wealth of interception action, not only support blocking, but also provide connection reset, human machine identification (JS code verification or verification code verification, this feature April open source). As if encountering an accident, we are not directly revoked the driver's license, but the responsibility to judge, thus effectively enhance the user experience, reduce false positives.
OPENWAF traffic monitoring currently supports the monitoring of request traffic per second and the num
attacks or conceal sensitive data.
Rob Whiteley, analyst at Forrester Research, said: "Many companies with Web applications can deal with the past without Web application firewalls ." Most enterprises use SSL encryption to protect communication traffic, while some enterprises use ssl vpn to ensure that authorized talents can connect to Web applications.
Whiteley
1.0 SQL injectionSQL injection principle: by inserting SQL commands into a Web form to submit or entering a query string for a domain name or page request, the result is to spoof the server to execute a malicious SQL command.SQL Injection Protection:1. Never trust the user's input, to verify the user's input, you can use regular expressions, or limit the length, the single quotation mark and the double "-"
Web page ASP to achieve a simple web protection function (turn)
When it comes to security, you'll be tempted to think of a professional security software like a firewall, hard to have software to achieve the goal of security protection? No, here we use ASP, also can achieve simple guard against
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 aro
trojan programs are mainly placed on the webpage. When the victim accesses these webpages, these scripts or programs will be automatically executed, then the Trojan can control the victim's computer and then obtain various information about the victim's computer.
Therefore, the protection end also has two aspects: one is from the server side, protection is required to prevent
With the gradual upgrade of the Internet, both sides of Web attacks and Web Protection have launched a new round of tug-of-war. From quietly allowing malicious software to sneak in to users' systems for illegal downloads, to redirecting users to malicious advertisements of fake Anti-Virus products that attempt to extort money, the Internet world is filled with va
online banking accounts, and various administrator accounts. Control enterprise data, including the ability to read, tamper with, add, and delete enterprise sensitive data. Theft of important information with commercial value. Illegal transfer. Website Trojans. Control victim machines to launch attacks to other websites ......
In view of the above analysis of common Web attacks, it is imperative to protect the We
parameter name.If the user has just landed on the site, then his cookie is still there, and when he can't help clicking on the link, the transfer operation will be unnoticed.Note: Of course, the case here is relatively simple, bank transfer is much safer than this.In addition to allowing users to click outside, you can also use picture, as long as the user opens this page, A transfer operation will occur.So, now many mailbox mail pictures are not displayed by default. If the icbc.com transfer
In the current network environment, applications have become the main carrier of the network, and more threats to network security come from the application layer, which puts forward higher requirements for network access control. How to precisely identify users and applications, block applications with security risks, ensure normal use of valid applications, and prevent port theft has become the focus of users on network security.
The Web application
and try to escape protection measures. With rich experience in open-source software such as Linux, these are not a problem.
All products, whether purchased or open source code, software-based or application-based, should be supported. Commercial Products are supported by suppliers. Open source provides an opportunity for value-added vendors and system integrators to integrate security knowledge. Provides continuous support for
obtain the original user account information.
Tampered parameters or urls: web applications usually embed parameters and URLs in the returned web pages, or use authorized parameters to update the cache. Hackers can modify these parameters, URLs, or caches so that the Web server returns information that should not be leaked.
Buffer overflow: the application code
relevant directory of write permissions only to the super-user, Partial directory Write permissions are given to system users. Separate the Web application and any uploaded files (including), keep the Web application pure, and the reading of the file can be read by the server and the Web server (Apache/nginx plus tomcat and other
Prohibit webpage right-click, copy, save as, View Source file and other functions to implement webpage source code protection. The following methods are summarized to implement simple web page protection. The specific code is as follows:
1. Disable right-click menu
2. Prohibit replication (Ctrl + C)
//
3. Save as prohibited
4. Disable cachingDisable caching b
tips are also useful for IIS administrators who have a strong budget.
First, develop a set of security policies
The first step in securing your Web server is to ensure that your network administrator is aware of every system in your security policy. If the company's executives do not regard the security of the server as an asset that must be protected, then the protection work is totally meaningless. This
believe that the site with a link, will greatly reduce the weight of the site, but not to consider the copyright is the most important!), reprinted articles will not have links, and for those who do not know SEO this industry, they are generally used the most original method, Copy and paste the article directly to their own website, if we do a good job in the chain, then they are reproduced is free to send us out of the chain, for the weight of the site to promote a great help, if shown (blue f
The following are the corresponding security dog settings and attack screenshots:
Figure 1 Opening Windows short file name Vulnerability interception
Figure 2 Windows short file name Vulnerability interception screenshot
At the same time, in the website Security Dog's protection log, the user may inquire to the corresponding protection information, the screenshot is as f
skills here are also very useful for IIS administrators with a strong budget.
First, develop a set of security policies
The first step to protect Web servers is to ensure that the Network Administrator understands every rule in the security policy. If the company's top management does not regard server security as an asset that must be protected, the protection work is completely meaningless. This work req
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