passwd command examples

– passwd is default tool to change and set parameters for the passwords.

Examples:

– To lock the user account

# passwd -l santosh

– To unlock the user account

# passwd -u santosh

– To delete the password for the user account

# passwd -d santosh

– To expire the password for the user account

# passwd -e santosh

– To set the min / max password life

# passwd -n 10 santosh

# passwd -x 100 santosh

– To set warning message time

# passwd -w 2 santosh

– To set the user account inactivity time

# passwd -i 20 santosh

– To get the short info about user account passwd

# passwd -S santosh