The Shell: Your Entry Point to Linux Control
Introduction The shell is where real Linux power begins. Acting as an interface between you and the operating system, the shell takes commands you enter and executes them, making it one of the core tools for every Linux user. What Is a Shell? A shell is a text-based program that interprets commands and passes them to the operating system. Terminals like "Terminal"...
History of Linux
Welcome to the world of Linux! If you're embarking on your Linux journey, understanding the system’s background, distribution options, and structure is your essential first step. A Brief History of Linux Linux traces its roots back to 1969, when Ken Thompson and Dennis Ritchie at Bell Labs developed UNIX, an operating system soon rewritten in C for portability and wide adoption. In...
How To Maintain Control In Complex Kubernetes Deployment
Kubernetes has become the backbone of modern cloud-native infrastructure. However, as its adoption grows, so does an improbable level of complexity, putting operational control at risk. According to Spectro Cloud’s 2024 report, about 76% of Kubernetes users said the adoption of Kubernetes in the production environment is being inhibited due to the rising complexity in deployment. According to the CNCF...
How to Install Docker on Ubuntu (Step-by-Step Guide)
Docker is a powerful open-source containerization platform that allows developers to build, test, and deploy applications as lightweight, portable containers. These containers include everything an application needs to run dependencies, libraries, and runtime, while staying isolated from the host system. Because of its speed, portability, and scalability, Docker has become a core tool in modern software development and DevOps pipelines. In...
Uninstall Docker on Ubuntu
Docker is one of the most widely used containerization platforms. But there may come a time when you need to remove Docker from your system, maybe to free up space, switch to another version, or perform a clean reinstallation. Step 1: Stop Running Containers Before removing Docker, it’s recommended to stop all running containers: docker container stop $(docker container ls -aq) docker container...
Admin Panel Dorks : A Complete List of Google Dorks
Introduction Google Dorking is a technique where advanced search operators are used to uncover information not normally visible in standard search results. One common target is admin panels, login pages for websites, apps, and network devices. What Are Admin Panel Dorks? Admin panel dorks are specific Google search queries designed to reveal web administration login pages. Exposed admin panels can allow attackers...
Log Analysis Fundamentals
Introduction In cybersecurity and IT operations, logging fundamentals form the backbone of monitoring, forensics, and incident response. Logs provide timestamped records of system events, helping teams trace user actions, detect intrusions, troubleshoot issues, and meet compliance requirements. From application crashes to failed login attempts, every significant event leaves behind a trail. Mastering logging fundamentals ensures organizations can analyze threats, hunt anomalies,...
Networking Devices 101: Understanding Routers, Switches, Hubs, and More
What is Networking? Networking brings together devices like computers, servers, routers, and switches so they can interact smoothly. It plays a key role in enabling fast communication and reliable data exchange between users and systems. With the help of networks, people can easily share resources such as files, printers, or applications. It acts as the backbone of digital life, powering...
Sock Puppets in OSINT: How to Build and Use Research Accounts
Introduction In the world of Open Source Intelligence (OSINT), anonymity and operational security (OPSEC) are essential. Investigators, journalists, and cybersecurity professionals often need to access information on social media platforms and other websites without revealing their true identity. This is where sock puppets (also called research accounts) come in. Sock puppets are fictitious online personas created to safeguard the real identity...
What is SIEM? Complete Guide to Security Information and Event Management
Introduction As cyber threats grow more sophisticated, organizations need more than just firewalls and antivirus tools. They require complete visibility into their IT environment, covering user activities, endpoint logs, application events, and network traffic. This is where SIEM (Security Information and Event Management) comes in. A SIEM solution collects, normalizes, and correlates logs and events from across an organization’s infrastructure. It...
