Have you ever wondered how secure or how vulnerable your website is? If you are a JavaScript developer, you might know the power of JavaScript as a client side scripting language. Does it occurred to you that java script can be used to make a malicious attack for your website? Yes, JavaScript can be malicious. Cross Site scripting (XSS) is such a situation where you can see how JavaScript routines embedded in hyperlinks can hijack sessions, applications and steal sensitive data from client side applications. One special thing about the XSS attack is, it does not directly target your application itself but it affects the users of your application by enabling the attackers to inject client-side script into your web page…

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Written By : Uchitha Rajapaksha, Trainee Software Engineer, 99X Technology