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Phase 23 · Interview Preparation

Technical

Security (XSS, CSRF)

Part of the Frontend Developer Roadmap.

Summary

Interview-level fluency in common frontend security vulnerabilities and their mitigations — a frequent topic in mid-to-senior interviews.

How to Learn This

  • 1Be ready to explain XSS and CSRF with a concrete example of each, not just definitions.
  • 2Know how React and modern frameworks protect against XSS by default.
  • 3Understand why HttpOnly cookies and CSRF tokens are common mitigations.

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More technical in Interview Preparation

HTML, CSS, JavaScript, React, TypeScriptBrowser internalsPerformance optimizationAccessibilityREST APIsHTTP methods and status codesSystem design (frontend)
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