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Stop 23 · Interview PreparationTechnical · 4/8

Security (XSS, CSRF)

Part of the Frontend Developer Roadmap

In short

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

How to learn this

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

More technical at this stop

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

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