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Can every user read etc passwd?
The /etc/passwd file typically has file system permissions that allow it to be readable by all users of the system (world-readable), although it may only be modified by the superuser or by using a few special purpose privileged commands.
What can AIX user do?
Administering users and groups in IBM AIX is an essential part of an administrator’s duties. You can manage users and groups in many different ways: You can maintain them through the AIX System Management Interface Tool (SMIT), manually editing the configuration files, or by using command-line commands.
How is a user account created in Aix?
AIX User Explained. In AIX user account is created using smitty and/or command line. This process is influenced by contents of files located in directories /etc, /etc/security and /usr/lib/security. The /usr/lib/security/mkuser.default defines the basics defaults like group membership, home directory and shell.
Where do I find the passwd file in Aix?
The file /etc/security/passwd has stanza for every user defined on the system. Its entries include the encrypted password, time of its last change, and flags. The content of the flags filed may for example indicate that the user will have to change it at the next login (flags = ADMCHG).
What does / etc / security / limits do in Aix?
As its name implies the /etc/security/limits sets the limits on the amount of various system resources user is allowed to use. For example, here you set the maximum size of user created files ( fsize ), CPU ( cpu ), number of files ( nofiles) or the core size ( core ).
Which is the primary group in / etc / passwd?
The primary group is the main one shown in /etc/passwd, that a user is in upon login. For a user to be in a supplementary group, their user name is added to the group entry in /etc/group. If you use id -a , it will show the primary and the supplementary groups.