[otrs] Pb connecting customer using a db backend / password

Hi, I have a problem with the password that are stored within a DB Backend. OTRS and my user database are not using the same password hashing algorithm ! Clear password : test3 Otrs hashing password : teWtwbeIm3BdA My user database password : 8ad8757baa8564dc136c1e07507f4a98 What can i do ? I can't change the hashing algorithm of my user database. Tx, Pat