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How can I prevent XSS attacks on my web application?

Asked on Oct 30, 2025

Answer

To prevent XSS (Cross-Site Scripting) attacks, you should validate and sanitize user inputs, and use security headers to protect your web application.

Example Concept: XSS attacks occur when an attacker injects malicious scripts into content from otherwise trusted websites. To mitigate XSS, use content security policies , sanitize inputs, and employ HTTP security headers like and . These measures help control what scripts can be executed in the browser.

Additional Comment:

Always escape user input when displaying it in the browser to prevent script execution.
Use libraries or frameworks that automatically handle input sanitization and output escaping.
Regularly update your web application and dependencies to patch known vulnerabilities.

✅ Answered with Security best practices.

Ask any question about Website Security here... and get an instant response.

How can I prevent XSS attacks on my web application?

Asked on Oct 30, 2025

Answer

Additional Comment:

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