cross site scripting prevention c#

Previous: http://www.bkjia.com/Article/201209/153264.htmlThe stored xss vulnerability means that the data submitted by user A is stored in A web program (usually in A database) and then displayed directly to other users. In this way, if the data contains malicious code, it will be executed directly in the user's browser.Such vulnerabilities may exist on the Q A platform or personal information settings. The attacker raised a question in the web program. The question contains js statements. If t

Brief description: The Tag Cloud function is not strictly filtered. As a result, members can enter cross-site JS Script Reference on any product details page. The background Administrator account is leaked. Detailed description: Vulnerability proof: External test. js file content. Allows you to modify the username and retrieve the password mailbox of the Administrator account in the background. T

, which is a piece of code. After I click it, the browser opens this link and the link points to the program to execute this generation. Code parameter, and then return to me the running result. The execution is actually triggered by providing code parameters to the program, which is real-time. First: mingwan B2BHttp://search. B2B .cn/product? K = % 3 cscript % 3 ealert (% 27RC % 27) % 3c % 2 fscript % 3e Second: phoenixnetHttp://my.ifeng.com /? C =

XSS Cross-site scripting attack: A malicious attacker inserts malicious script code into a Web page, and when the user browses to the page, the script code embedded inside the Web is executed to achieve the purpose of malicious attacks on the user.For example, some forums allow users to speak freely without detecting the user's input data, which is displayed dire

Error behavior: The following Tumen Open Lenovo Web site appears "show Web browser has modified this page to help cross-site scripting" This reason is due to IE browser caused by Oh, so we need to deal with a simple The solution is as follows 1. After clicking "Tools" in IE browser, we find the "options"

Example:Column_type = securitystring.gethtml (Column_type);Column_type = Securitystring.getvalidsqlpara (Column_type);Realize:1 Public classsecuritystring {2 3 Public Staticstring gethtml (String str) {4 //Filter Sensitive characters5str =filter (str); 6 if(str! =NULL) { 7 returnStr.replaceall ("\ r \ n", "); 8}Else { 9 return" "; Ten } One } A /** - * Prevent

First, cross-site scripting attacks are caused by the lack of strict filtering of user input, so we must intercept the possible risks before all the data comes into our web site and database. The Htmlentities () function can be used for illegal HTML code including single double quotes. ; to nerf the tag $val = Preg_re

Ways to prevent Cross-site scripting attacks 1. Use space to replace special characters% 2. Use @, specifically the following statement exec= "INSERT into User (Username,psw,sex,department,phone,email,demo) VALUES (' username" ', ' "PSW ', ' sex ', ' ' department ', ' ' phone ' ', ' ' email ', ' ' @demo ' )" Conn.execute exec Replace with: exec= INSERT INTO Us

: Network Disk DownloadUnity 3D Scripting-developing cross-platform games using the C # language-is based on Unity 3D's cross-platform foundation Mono and its game scripting language, C #. The