How can the useradd command be used to create a new user account?
The useradd command is a powerful tool in Linux system administration that allows the creation of new user accounts. This command is an essential part of user account management and plays a important role in ensuring the security and proper functioning of a Linux system. In this answer, we will explore how the useradd command
- Published in Cybersecurity, EITC/IS/LSA Linux System Administration, Basic Linux sysadmin tasks, User account management, Examination review
What commands can be used to manage user accounts in Linux?
To manage user accounts in a Linux system, there are several commands available that provide administrators with the necessary tools to create, modify, and delete user accounts. These commands offer a range of functionality, allowing for fine-grained control over user permissions and access privileges. In this answer, I will discuss some of the most commonly
- Published in Cybersecurity, EITC/IS/LSA Linux System Administration, Basic Linux sysadmin tasks, User account management, Examination review
What is the purpose of the `/etc/shadow` file?
The `/etc/shadow` file plays a important role in the field of Linux system administration, specifically in the context of user account management. This file is primarily designed to enhance the security of user passwords by storing them in an encrypted format. It serves as a critical component of the Linux authentication system, ensuring the confidentiality
- Published in Cybersecurity, EITC/IS/LSA Linux System Administration, Basic Linux sysadmin tasks, User account management, Examination review
How are passwords stored and managed in Linux?
Passwords in Linux are stored and managed using secure cryptographic techniques to ensure the confidentiality and integrity of user credentials. The process involves several steps, including password hashing, salting, and storage in a secure file. When a user creates an account or changes their password, Linux uses a hashing algorithm to convert the plain-text password
What are the three important files for user account management in Linux system administration?
In Linux system administration, user account management is a important aspect of maintaining system security and controlling access to resources. To effectively manage user accounts, there are three important files that play a significant role. These files are /etc/passwd, /etc/shadow, and /etc/group. The /etc/passwd file is a plaintext file that contains essential information about each
- Published in Cybersecurity, EITC/IS/LSA Linux System Administration, Basic Linux sysadmin tasks, User account management, Examination review