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This 19-minute educational video provides a live demonstration of a reflected Cross-Site Scripting (XSS) attack, showing exactly how malicious scripts can be injected through a website's URL and executed in a victim's browser. Learn why understanding this attack vector is essential for developers and security professionals. After the demonstration, explore practical prevention methods including input sanitization, output encoding, Content Security Policy (CSP) implementation, and other security best practices to protect web applications and users. The video includes links to related content on persistent XSS attacks and comes with a disclaimer emphasizing that the demonstration is for educational purposes only, with unauthorized replication being illegal and unethical.
