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The Customization Group

Is this your company?

The Customization Group Interview Question

What are some secure practices when handling authentication in the frontend?

Interview Answer

Anonymous

Jul 7, 2025

Never store JWTs or session tokens in localStorage (vulnerable to XSS). Prefer HttpOnly cookies for token storage. Avoid exposing sensitive keys or logic in client-side code. Validate all data on the backend regardless of frontend checks.