bah voilà le mail 
je connais pas le sens de la question 
"Dear Steam user (account name: XXX),
This is an automated message generated by Steam account administration to help you reset your Steam password.
Please enter the following code into the 'Verification Code' field of the 'Forgotten Password' dialog. (Enter the code exactly as written. You can use copy/paste operations to enter the code):
XXXX
Please also enter the *answer* to the following question into the 'Secret Answer' field of the same dialog:
What did customer support last reset your passphrase to?
IMPORTANT: Please do not reply to this message to attempt to reset your password -- that won't work. You must enter the above information into the Steam application.
Signed,"