This tutorial walks through Docker privilege‑escalation techniques, showing how to enumerate Docker permissions, exploit docker group membership, use GTFOBins and LinPEAS, and break out of both privileged and non‑privileged containers to obtain a root shell on the host.
This guide walks through practical steps to secure a Linux server, including modifying SSH settings, disabling ping responses, managing users and groups, protecting critical account files, creating new users, and configuring sudo or UID changes to control root access.
This guide walks you through practical steps to secure a newly purchased Linux server, covering SSH configuration changes, disabling ping responses, thorough user and group management, creating new accounts, and three reliable methods to grant root privileges safely.
Learn practical steps to harden a Linux server—including changing the SSH port, disabling root login, blocking ping, managing users and groups, securing critical system files, and configuring sudo—so you can protect your machine from common attacks and unauthorized access.
This guide explains the role of the superuser in Linux system management, details how ordinary users can obtain root privileges using the su command, outlines its options and usage examples, and discusses the security trade‑offs of granting root access.
This guide walks you through practical steps to secure a Linux server, covering SSH configuration changes, disabling ping replies, managing users and groups, protecting critical files, creating new accounts, and safely granting root privileges.
This article explains a critical Ubuntu flaw that lets a standard user create a new sudo account and gain root privileges without a system password, details the step‑by‑step exploitation process, and outlines the official patches released to fix the issue.
Security researchers discovered a physical attack vector on Amazon Echo that exposes its debug panel and allows booting from an external SD card, enabling persistent root access, covert audio streaming, and a full remote control backdoor, with detailed hardware and firmware exploitation steps provided.
This guide explains four key sudo commands—sudo su -, sudo -i, sudo -s, and sudo "command"—detailing how each switches to the root environment, loads configuration files, and handles environment variables on Linux systems.
This article outlines eight practical techniques—including using shadow passwords, disabling unnecessary services, keeping the kernel up‑to‑date, enforcing strong login passwords, managing user privileges, limiting root access, employing SSH, and removing risky r‑commands—to significantly improve the security of a Linux system.
