The most-seen UI on the Internet? Redesigning Turnstile and Challenge Pages

The most-seen UI on the Internet? Redesigning Turnstile and Challenge Pages

We serve 7.6 billion challenges daily. Here’s how we used research, AAA accessibility standards, and a unified architecture to redesign the Internet’s most-seen user interface.

You've seen it. Maybe you didn't register it consciously, but you've seen it. That little widget asking you to verify you're human. That full-page security check before accessing a website. If you've… [+23052 chars]