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Cookie Policy

Last updated: June 2026

This policy explains the cookies and local storage CyberPrep uses, and the optional analytics that load only with your consent.

1. Essential Cookies

Strictly necessary for the platform to operate; they cannot be disabled without breaking core functionality.

CookiePurposeDuration
sb-*-auth-tokenSupabase authentication sessionSession / 1 hour
cp-themeYour dark/light mode preference1 year
cp-langYour language preference (EN/ES)1 year
cp-cookie-consentRecords your cookie choice1 year

2. Local Storage

We use your browser's localStorage to cache study data for offline access and faster loads. It stays on your device unless synced to your account.

KeyPurpose
cp-progress-*Cached study progress (scores, streaks, domain stats)
cp-certCurrently selected certification

3. Analytics (only with consent)

When you click "Accept", we load Vercel Analytics and Vercel Speed Insights. These collect aggregated, anonymized usage and performance metrics (page views, load times) to help us improve the product. They do not load if you choose "Essential only" or before you make a choice, and they do not track you across other sites or serve advertising.

4. Managing Cookies

You can withdraw analytics consent at any time by clearing cookies/localStorage in your browser, or manage cookies via your browser settings. Disabling essential cookies will prevent you from logging in.

5. Contact

Questions about cookies? Email privacy@cyberprep.pro.