AIX - User/Group

Files

File	Description
/etc/passwd	Contains the basic attributes of users.
/etc/security/user	Contains the extended attributes of users.
/etc/security/user.roles	Contains the administrative role attributes of users.
/etc/security/limits	Defines resource quotas and limits for each user.
/etc/security/environ	Contains the environment attributes of users.
/etc/security/audit/config	Contains audit configuration information.
/etc/security/lastlog	Contains the last login attributes of users.
/etc/group	Contains the basic attributes of groups.
/etc/security/group	Contains the extended attributes of groups.
/etc/security/passwd	Contains the user password.

Commands

User

Create user:

mkuser \
  id='{uid}' \
  admin='[true|false]' \
  pgrp='{group}' \
  home='{home-dir}' \
  shell='{shell}' \
  {user}
# Ex: mkuser id='1001' admin='false' pgrp='lkone' home='/home/lkone' shell='/usr/bin/ksh' lkone

Change user's password:

echo "{user}:{passwd}" | chpasswd -c
# Ex: echo "lkone:xxxXXXxxx" | chpasswd -c

Delete user:

userdel (-r) {user}
# -r: To delete home dir

Group

Create group:

mkgroup -A id={gid} {group}
# Ex: mkgroup -A id=30 dba

Procedures

Problem with a user

Start pwdck command:

pwdck -y {user}

Add line registry=files in this file:

vi /etc/security/user