Learn how the X-XSS-Protection HTTP response header can help better protect your website's visitors against common cross-site scripting (XSS) attacks.
What are cross-site scripting (XSS) attacks? XSS attacks can expose session tokens held by app users, or other sensitive information retained by the browser and used within the affected site. They might also redirect their target user to web content controlled by an attacker, or cause a user...
We began this chapter on how to keep your users' data safe from cross-site scripting exploits by describing exactly what XSS is and how it works. We listed the various kinds of scripting that might be involved, categorized the two varieties of such scripting, and discussed each of a long ...
IMPORTANT: some of the information in this article is out-of-date. Please read this update article instead. I generally use innerHTML to inject HTML into an element with vanilla JavaScript. Yesterday, one of my students asked me about the danger of cross
Cross Site Scripting (XSS)attacks are amongst the most common types of attacks against web applications.XSS vulnerabilitiesall fall under the same category, however, a more detailed look at the techniques employed during XSS attacks reveals a multitude of tactics that exploit a variety of attack ve...
Cross-Site Scripting (abbreviated as XSS) is a class of security vulnerability whereby an attacker manages to use a website to deliver a potentially malicious JavaScript payload to an end user. XSS vulnerabilities are very common in web applications. They're a special case of code injection ...
Cross-site scripting (XSS) attacks are a significant security threat where malicious scripts are injected into web pages viewed by other users. This article demonstrates building a simple blog application in ASP.NET Core MVC while preventing XSS attacks using built-in security features and best ...
In 2014, Cross-Site Scripting (XSS) has been identified as the most frequently found vulnerability amongst vulnerabilities tested for in web applications. More concerning is that OWASP has identified it as #3 in theirtop 10 web application security flawsranked by prevalence and business impact. Lik...
While properly implemented anti-CSRF tokens are an effective defense against CSRF attacks, they are not foolproof if other vulnerabilities exist within the application. In particular, cross-site scripting (XSS) vulnerabilities can bypass CSRF protections by injecting malicious scripts that dynamically reque...
In 2014, Cross-site Scripting (XSS) has been identified as the most frequently found vulnerability amongst vulnerabilities tested for in web applications. More concerning is that OWASP has identified it as #3 in their top 10 web application security flaws which is ranked by prevalence and business...