Practice mode · free · unlimited · not certifiable

Cookies, Privacy and Safety

Unscored tasks with hints and instant feedback. Practice results never become credentials.

Short lesson

Browser control · 8 min

Ctrl/Cmd+Shift+T reopen tab, tab groups for contexts, DevTools: Elements to inspect, Network (Fetch/XHR) to find API calls, Application for storage and cookies.

L3Selective cookie controlbrowser

The shop site misbehaves: delete only shop.example's cookies (keep your mail login), block third-party cookies, and open news.example in a private window.

L3Spot the fake login pagesbrowser

Three tabs show bank login pages. Mark which are phishing (enter the tab numbers, comma-separated) and give the main reason.

L3Site permissionsbrowser

meet.example needs camera access for calls; news.example keeps asking to send notifications. Allow camera for meet.example and block notifications for news.example.

L3Knowledge checkmcq

A consent banner offers “Accept all” and “Manage options”. How do you reject non-essential cookies?