## Apprentice Level - ✅ [[1. Exploiting an API endpoint using documentation]] ## Practitioner Level - ✅ [[2. Exploiting server-side parameter pollution in a query string]] - ✅ [[3. Finding and exploiting an unused API endpoint]] - ✅ [[4. Exploiting a mass assignment vulnerability]] ## Expert Level - ✅ [[5. Exploiting server-side parameter pollution in a REST URL]]