The secure server currently sends out email confirmation links starting with http://en.wikipedia.org/wikipedia/en/wiki/Special:ConfirmEmail
This looks like a hodgepodge of a normal and secure link, and it gives a 404 error. It should be either
Example of error:
"To confirm that this account really does belong to you and reactivate
e-mail features on Wikipedia, open this link in your browser:
The problem is only in mails from the secure server.
The confirmation code works when it is added to a valid url.
I found the bug while examining