How do you recover or reset your admin password?
From Joomla! Documentation
Revision as of 14:06, 4 October 2008 by Batch1211
I think this will not work anymore, because in Joomla 1.5 an additional $salt parameter is used to encrypt the password. In the usertable the password is stored in the format:
so simple md5 hashed passwords will not work anymore...