Modify a user password.
SYNTAX passwd [options...] OPTIONS -d, --delete delete the password for the named account (root only) -f, --force force operation (effectively calls `chfn'?) -k, --keep-tokens keep non-expired authentication tokens -l, --lock lock the named account (root only) -S, --status report password status on the named account (root only) --stdin read new tokens from stdin (root only) -u, --unlock unlock the named account (root only) -?, --help Show this help message --usage Display brief usage message
If no options are specified – passwd will change the password of the currently logged in user – will prompt for the old and new passwords.
Password aging (for new accounts) can be set to enforce a limited lifetime for each password: /etc/login.defs
parameters: PASS_MAX_DAYS, PASS_MIN_DAYS, PASS_WARN_AGE
“Chico : you can’t come in unless you give the password…
Well, what is the password?… I got it! Haddock! ~ Groucho Marx
Related linux commands:
chgrp – Change group ownership
chage – Set password age
chmod – Change access permissions
chown – Change file owner and group
who – Print who is currently logged in
Equivalent Windows command: NET USER username * /domain