> Breach data provided by Have I Been Pwned<p>So it's exactly the same as <a href="https://haveibeenpwned.com/" rel="nofollow noreferrer">https://haveibeenpwned.com/</a>, except instead of giving hibp your email, you have to create a "Firefox Account".<p>I guess it comes down to whose 4000-word terms of service you like better.