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This article mainly analyzes how to view the relevant knowledge points of user permissions in the Linux system, the content is detailed and easy to understand, the operation details are reasonable, and has a certain reference value. If you are interested, you might as well follow the editor to have a look, and follow the editor to learn more about "how to view user rights in the Linux system".

As a server, Linux has the characteristics of multi-task and multi-user, which makes user management particularly important.

The Linux operating system can view and modify the following two configuration files using commands such as cat, more, less, head, tail, and vim. The / etc/group file is the configuration file for the user group. The / etc/passwd file is the user's profile. Remarks for linux operating system to view user permissions:

/ etc/passwd file content format: registration name: password: user identification number: group identification number: user name: user home directory: command interpreter. Take root users as an example. Root is the registered name of the user, X means the password is stored in / etc/shadow, the user ID is 0, the user group ID is 0, the user name is root,home directory / root, and the interpreter / bin/bash. / etc/group file content format: group name: password saved location: group ID: group member. Take the root user group as an example, that is, the group name is root, the GID whose password is saved in / etc/shadow,root group is 0, and the users under the group are root users.

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