Linux, Ubuntu, Debian, Mint, CentOS Tutorials
Linux users are assigned to different groups to get different permissions. A single user may have single or multiple groups. In this tutorial, we examine how to change user groups in Linux operating system. Linux Group Types There are two types of Linux Groups. First is the primary group which is generally the same as … Read more
In Linux users are associated with the groups. These groups are used to set permissions about files and folders. Users may have single or more groups related to them. The second group is called as secondary group . In this tutorial, we examine how to add a user into a group for different scenarios like … Read more
All of the Linux distributions stores user information in a central file named /etc/passwd. The /etc/passwd file is a simple text based flat database which contains the current Linux system users with information like user name, user ID, default shell etc. Decades ago the /etc/passwd was also containing the user password hashes but because of … Read more