: : : [...]
: : : This also shows why you can't lock someone's account just by changing their
: : : shell to /bin/false or just a NULL field
: Maybe this is a stupid question, but I do not understand this:
: If the user cannot log in because he has an invalid shell, he
: is unable to change that.
FTP is also access to a system. So disabling interactive ac-
cess only doesn't mean to lock the account (O.K. other's al-
ready pointed out that well configured ftp...).
You should also care for at(1) job's. With things like that,
a user may try to execute chsh(1) periodically, if setting an
inappropriate login shell is the usual way of the system ad-
ministrator.
My at(1) care's for account's, disabled in /etc/account.
Until later, Jan
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