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Setting or Changing a Password
From a command line shell prompt, you can use the
directly to set or change a password. (You do not have to be
following:
passwd
4 Enter 5
3
You will be prompted for your old password. Then you will be prompted to
enter and re-enter your new password. The re-entered password must match
the rst entry.
See the \Selecting a New Password" section below if you need help with
selecting passwords. Use the same procedure to change an old password
as to add a new password. If you already have one, you will be prompted
appropriately for the old password.
Selecting a New Password
If you have already booted and used your system, you should already have set
di erent passwords for your user account and for
However, you will also want to change your password from time to time as a
matter of good security practice. The following gives the general requirements
of setting passwords.
A password must meet four criteria to be valid:
Contain at least six characters.
At least two characters must be alphabetic.
At least one character must be a number (0-9) or a special character (/, ?, !,
or other punctuation mark).
Di er from your previous password by at least three characters.
Your password is case sensitive, so the password
password
?secret
the rst eight characters are checked.
If you are adding many users to your system, see
for the details of controlling access to your system.
If you have not yet set your password, you can do so using SAM or a shell
command line.
3-16
Getting Started with HP-UX
. Your password can also be as long as you want, but only
command
passwd
.) Enter the
root
.
root
is di erent from the
?Secret
System Administration Tasks
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