UNIX for Dummies Questions & Answers

username:password:lastchg:min:max:warn:inactive:expire:flagThese fields are:

username-this is the same username found in the password file.

password-a 13-character encrypted password. If this field contains a lock string (e.g., "locked" or "NP"), the account is inaccessible; if blank, the account has no password.

lastchg-date of last password change (literally the number of days between January 1, 1970, and the date the password was last changed).

min-minimum number of days allowed before the password can be changed.

max-maximum number of days allowed before the password expires.

warn-the number of days prior to expiration that the user is warned.

inactive-the number of days of inactivity allowed for the account before the account is automatically locked.

expire-the date when the user account is deactivated.

flag-a field reserved for future use.