Managing user access and privileges in Linux

We just looked at some of the ways to examine user permissions with the read/write/execute permissions in the Audit Results.xml example. Effective management of user access and privileges is essential for maintaining the security and integrity of Linux systems. This section will cover the key aspects of user and group management, auditing and managing sudo privileges, implementing the principle of least privilege, and identifying and mitigating risks related to user access control.

Understanding user and group management in Linux

Linux uses a combination of users and groups to control access to system resources and files. Each user has a unique user ID (UID) and belongs to one or more groups. Groups are used to organize users and grant them specific permissions and privileges.

Auditors should be familiar with the tools and processes used to create and modify user accounts on Linux systems. The useradd command is used to create new...