How to Write an XSS Cookie Stealer in JavaScript to Steal Passwords

JavaScript is one of the most common languages used on the web. It can automate and animate website components, manage website content, and carry out many other useful functions from within a webpage. The scripting language also has many functions which can be used for malicious purposes, including stealing a user's cookies containing passwords and other information. Cookies are information which a website requests or maintains regarding specific users which visit the page. These cookies contain information about how and when they visit, as well as authentication information for the site such... more