iDoLinux

Kali Linux 2025.1c: Key Fix, Interface Improvements, and New Tools for Security Pros

Kali Linux remains one of the most trusted operating systems for penetration testing and cybersecurity tasks. With the release of version 2025.1c, the developers addressed several critical issues affecting users…

geekvater June 25, 2025

CLI Magic

Understanding the ‘nobody’ User in Linux and Unix

Understanding the 'nobody' user in Linux and Unix systems is essential for anyone managing services and processes. On these systems, processes typically run under specific users for better isolation and…

geekvater June 24, 2025

How To Install

New udisks Vulnerability Allows Local Users to Gain Root on Major Linux Distributions

A newly disclosed vulnerability chain affecting the Linux udisks service can allow unprivileged users to escalate privileges to root on many major Linux distributions. This comes as yet another reminder…

geekvater June 23, 2025

News

CISA Warns of Active Exploitation of Linux Kernel Privilege Escalation Vulnerability (CVE‑2023‑0386)

On June 18, 2025, the U.S. Cybersecurity and Infrastructure Security Agency (CISA) added a critical Linux kernel vulnerability, CVE‑2023‑0386, to its Known Exploited Vulnerabilities (KEV) catalog. This flaw, found in…

geekvater June 20, 2025

CLI Magic

How to Restrict Users to FTP Access Only on Linux

There are situations when you want to allow a user to access a system solely through FTP, while blocking all other forms of access like SSH or shell logins. This…

geekvater June 4, 2025

News

New Pumabot Botnet Brute-Forces SSH Credentials to Hijack IoT Devices

In today’s connected world, IoT devices are becoming increasingly common, powering everything from home automation to industrial systems. However, this rapid growth has also expanded the attack surface for cybercriminals.…

geekvater June 4, 2025

CLI Magic

How to Check if a Package Is Installed on Debian, RedHat And Derivative Systems

Verifying whether a package is installed on your Linux system is a fundamental step, especially when debugging issues or managing configurations. The process varies depending on the package manager used…

geekvater June 2, 2025

CLI Magic

How to Give Passwordless Root Privileges to a Normal User

Granting passwordless root privileges can streamline workflows, especially when managing multiple automated processes or scripts that require administrative access. If you're already familiar with changing a user's default shell, the…

geekvater June 2, 2025

CLI Magic

How to Change a User’s Default Shell in Linux

Managing user environments is an essential part of Linux system administration. One powerful way to personalize or restrict user sessions is by changing the default login shell. In this article,…

geekvater May 31, 2025

CLI Magic

The Ultimate Guide for Creating and Removing Directories

Working with directories is a fundamental part of navigating and organizing your Linux system. Whether you're setting up project structures or managing application files, knowing how to create and remove…

geekvater May 31, 2025

Kali Linux 2025.1c: Key Fix, Interface Improvements, and New Tools for Security Pros

Understanding the ‘nobody’ User in Linux and Unix

New udisks Vulnerability Allows Local Users to Gain Root on Major Linux Distributions

CISA Warns of Active Exploitation of Linux Kernel Privilege Escalation Vulnerability (CVE‑2023‑0386)

New Pumabot Botnet Brute-Forces SSH Credentials to Hijack IoT Devices

How to Check if a Package Is Installed on Debian, RedHat And Derivative Systems

How to Give Passwordless Root Privileges to a Normal User

How to Change a User’s Default Shell in Linux

The Ultimate Guide for Creating and Removing Directories

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fd – What It Is and How to Use It Like a Pro

Debian’s APT 3.2 Released with History, Undo, Redo, and Rollback Support

The Ultimate Guide to Using the pwd Command in Linux

Mastering Disk Space in Linux: The Ultimate Guide Using df, du, and More