<p>Scary: for users with existing gravatar profile one can easily see their profile by just providing the hash:<br><a href="http://en.gravatar.com/dee41dcf0aa0c08cf6b0eb935b7504b7">http://en.gravatar.com/dee41dcf0aa0c08cf6b0eb935b7504b7</a><br>
or <a href="http://en.gravatar.com/site/implement/profiles/json/">use API to fetch json</a> with all their data<br><a href="http://en.gravatar.com/dee41dcf0aa0c08cf6b0eb935b7504b7.json">http://en.gravatar.com/dee41dcf0aa0c08cf6b0eb935b7504b7.json</a><br>
No rainbows, no dictionaries and no GPU brute forcing required.</p>

<p style="font-size:small;-webkit-text-size-adjust:none;color:#666;">—<br>Reply to this email directly or <a href='https://github.com/openstreetmap/openstreetmap-website/pull/519#issuecomment-27854728'>view it on GitHub</a>.<img src='https://github.com/notifications/beacon/uTRSc6ihLa7Shf84BpiOpoZKCjOH3sgXOGKK3M2zd05xI6Bj2809H2JHwx5rNJ3u.gif' height='1' width='1'></p>