csrf prevention

. 5.1 Simple explanation CSRF principle (1) A login Site1 (such as now netizens often on Taobao, Weibo, QQ, etc.), generate some information, session, cookies and so on, and has been maintained did not quit. (2) A re-login Site2 (such as some adult nets, as for how to run to the Site2, most of the site through some means, mail spoofing, etc.), open the Site2 browser and open the site1 of the same, otherwise invalid (3) Site2 Station forged the SIT

Describe your problemWhen the CSRF defense is turned on, the default value of CSRF can only be used once, the second commit is the validation does not pass, because already used, then how to do the following effect? , the page is the AJAX submission request, then the first button click after the CSRF value is invalid, the second commit failed to return 400 e

Label:Introduces several front-end security attack methods, as well as the prevention method:1. XSSXSS (Cross site Scripting), the principle of XSS is to inject script into HTML, HTML specifies script tag. XSS attacks fall into two categories 1. Attacks from within, mainly refers to the use of the program's own vulnerabilities, the construction of cross-site statements. 2. Attacks from outside, mainly refers to their own construction of the XSS cross

Flash csrf noun explanationCSRF (Cross-site request forgery Cross station forgery, is a malicious use of the site, CSRF by disguising requests from trusted users to take advantage of the trusted Web site.Flash csrf is usually caused by improper configuration of the Crossdomain.xml file, using SWF to initiate a cross station request forgery.the cause of Flash

Web security, starting from the front, summarizes several technologies for Web front-end security:1,xssthe full name of the XSS is Cross site Scripting, which means that the principle of XSS is to inject scripts into HTML, which specifies script tagsXSS attacks are divided into two categories, one is from internal attacks, mainly refers to the use of the program's own vulnerabilities, the construction of cross-site statements. The other is the attack from the outside, mainly refers to the constr

the risk of fixed session attacks, I have never appended an id to store a URL in the browser history. It is never a good idea to expose session IDs more than necessary at will, but as long as you are careful, I think this is a better way. Of course, if your website uses some types and does not use session authentication, you need something to generate your own ID.Conclusion Now, you should understand the CSRF attack and what steps you can take to pro

What is CSRF? CSRF (Cross-site request forgery), Chinese name: cross-station requests for forgery, also known as: one click Attack/session Riding, abbreviated as: CSRF/XSRF. What can csrf do? You can understand that. CSRF attack: An attacker steals your identity and sen

CSRF Cross-site request forgeryCSRF Cross-site request forgery (Cross-site requests forgery), as with XSS attacks, there is a huge harm, you can understand: The attacker stole your identity, in your name to send a malicious request, to the server this request is completely legal, But it completes an action that the attacker expects, such as sending mail in your name, texting, stealing your account, adding system administrators, and even buying goods,

Introduction:Cross Site Request Forgery (Cross-Site Request Forgery) is a type of network attack, the attack can send a request in the name of the victim to the attacked site without the victim's knowledge, so that the operation under the permission protection is performed without authorization, it is harmful. However, this attack method is not well known and many websites have csrf security vulnerabilities. This article first introduces the basic pri

Optimistic about your website-common WEB security terms-CSRF attacks1. A brief description of CSRF (Cross-site request forgery, also known as "one click attack" or session riding, usually abbreviated as CSRF or XSRF, is a type of malicious use of websites. CSRF uses trusted websites by disguising requests from trusted

three weeks time). Then the client's chief of the three agreed ... This loophole is originally, the customer has been said not to deal with, because most of the website is too old, many are not developed by us. But this time seems to be not dry, fortunately, the customer said that will pay, OK ... That's the whole. Now let the loophole debut! Hello everyone! My name CSRF, the full name is Cross-site Request forgery (

automatically generate the field for you, as shown below) Before processing the POST request, django will verify that the value of the csrftoken field in the cookie in the request is the same as the value of the csrfmiddlewaretoken field in the submitted form. If the request is the same, it indicates that this is a legal request. Otherwise, this request may come from another person's csrf attack and 403 Forbidden is returned. Add a X-CSRFTOKEN head

CSRF (Cross site request forgery) is a network attack that can be sent to a compromised site without the victim's knowledge of the victim's name forgery request, thereby performing a rights-protected operation with no authorization. There is a lot of harm. However, this attack mode is not well known, many websites have CSRF security loopholes. This paper first introduces the basic principle of

Yii framework prevents SQL injection, xss attacks and csrf attacks, yiixss This article describes how the Yii framework prevents SQL injection, xss attacks, and csrf attacks. We will share this with you for your reference. The details are as follows: Common PHP methods include: /* SQL Injection prevention, xss attack (1) */function actionClean ($ str) {$ str = tr

free of charge and you can easily download them from your website.We do not recommend that you manually clear the rogue software here, because the rogue software is becoming more and more complex, and it is no longer the kind of solution to simply delete a few files. Many rogue software can be solved before they enter the system, the system is modified and associated. When a user deletes a rogue software file without authorization, the system cannot return to the initial state, which causes the

In the past, I always caught a cold once a month. It seems that I have never caught a cold during this time, and my health is amazing. Summary: mainly prevention, combined with prevention Specific measures: 1. Every morning, an apple is definitely a good thing. It can not only defend against all kinds of diseases, but also supplement energy and improve work focus; 2. I have regular medication at home. F

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Reprint Address: http://www.cnblogs.com/shanyou/p/5038794.html?hmsr=toutiao.ioutm_medium=toutiao.ioutm_source= Toutiao.ioWhat is CSRF?CSRF (Cross-site request forgery), Chinese name: cross-site requests forgery, also known as: one click Attack/session Riding, abbreviated as: CSRF/XSRF. CSRF (Cross site request forgery)

What is a. csrf? CSRF (Cross-site request forgery), Chinese name: cross-site requests forgery, also known as: one click Attack/session Riding, abbreviated as: CSRF/XSRF. Two. What can csrf do? You can understand that. CSRF attack: An attacker steals your identity and sends a

CSRF concept: CSRF cross-site request forgery (Cross-site requests forgery), as with XSS attacks, there is great harm, you can understand:The attacker steals your identity and sends a malicious request on your behalf, which is perfectly legal for the server, but completes an action that the attacker expects, such as sending a message in your name, texting, stealing your account, adding a system administrato