> Hmm, how isolated is your machine ? I mean, a complete > isolated system, > which is not connected to any network and only accesable for > you doesn't > need any password, right ? True, in theory, this machine does not need a password. Which is why I would rather not have the system enforce password expiration and other strong password features. Password expiration is normally controlled in /etc/shadow, hopefully this is not being overridden.