How to check user id in linux command

Linux as an operating system holds the capabilities of handling multiple users. So it is important to keep a check on the users and their related information in order to maintain the integrity and security of the system.

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Whenever a user is added its information is stored in the “/etc/passwd” file. It keeps the username and other related details. Here are some commands to fetch username and its configurations from the Linux host.

There is no specific “username” command in Linux but there are other several sets of commands that let the user access the various users on the machine.

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How to Check User Name in Linux

1. Using `whoami` Command to Check User Name in Linux

Type  in your terminal. This simple command instantly displays the username of the effective user currently running the shell.

whoami

2.

Using `id` Command to Check User Name in Linux

id: This command basically prints the information of real and effective user or in other words the current user.

how to check user in linux

how to check user in linux command