Check for leaked passwords without sending yours
Have I Been Pwned checks if a password has leaked, without seeing the password itself. Your browser turns the password into a code and sends only the first 5 characters.
Articles tagged Cloudflare
Cloudflare's 'verify you're human' box admits it fingerprints you
You have seen the box. The little one that says "verify you're human" and makes you wait before a site lets you in.