Kali Linux Tutorials | Hacking Tools, Cybersecurity News & Writeups

OSINT

Email to Profile: Social Media Search and Free Lookup Tools

Introduction Connecting an email address to a real person can reveal valuable insights. With email-to-profile...

OSINT

Advanced Free Email Lookup and Reverse Search Techniques

Introduction Email addresses are often the keys to digital identities. With the right tools, you...

How to Use Pentest Copilot in Kali Linux

Introduction Artificial Intelligence is changing how cybersecurity professionals work, especially in penetration testing. Tools that...

Install WordPress on Ubuntu 18.04 with Apache: LAMP Stack Guide

By Cyber Defence on July 13, 2026

WordPress is the most popular open-source content management system in the world, powering over a quarter of all websites. It is built on PHP and MySQL and comes with a plugin and theme ecosystem that can handle anything from a personal...

Install Curl on Ubuntu 18.04: Setup and Common Usage Examples

By Cyber Defence on July 13, 2026

You follow a tutorial, run a command, and get: curl: command not found. It simply means curl is not installed on your system yet. Curl is a command-line tool for transferring data to and from remote servers. It supports a wide range...

Install Postman on Ubuntu 18.04: Snap Setup and First API Request

By Cyber Defence on July 13, 2026

Postman is a complete API development environment used by developers at every stage of building APIs — from writing and testing initial requests to running automated test suites, generating documentation, and monitoring production endpoints. It started as a Chrome browser extension...

Install VLC Media Player on Ubuntu 18.04: Snap Setup Guide

By Cyber Defence on July 13, 2026

VLC is one of the most popular open-source multimedia players in the world, developed by the VideoLAN project. It runs on Windows, macOS, Linux, Android, iOS, and several other platforms. More than just a video player, VLC can handle virtually every...

Email to Profile: Social Media Search and Free Lookup Tools

By 0xSnow on November 3, 2025

Introduction Connecting an email address to a real person can reveal valuable insights. With email-to-profile searches, social media lookups, and reverse search tools, you can uncover linked accounts, public posts, and verified identities. This process is common in cybersecurity, recruiting,...

Advanced Free Email Lookup and Reverse Search Techniques

By 0xSnow on November 3, 2025

Introduction Email addresses are often the keys to digital identities. With the right tools, you can uncover social media profiles, online activity, and even business records associated with an email. This process, known as email lookup or reverse email search,...

How to Use Pentest Copilot in Kali Linux

By 0xSnow on November 1, 2025

Introduction Artificial Intelligence is changing how cybersecurity professionals work, especially in penetration testing. Tools that once required manual effort are now becoming smarter and more efficient. One of the most interesting AI-assisted tools available today is Pentest Copilot, developed by...

How to Use the Windows Registry to optimize and control your PC.

By Tamilselvan S on October 30, 2025

The Windows Registry Editor lets you easily view and control critical Windows system and application settings. It acts as a central hub, storing configuration information for your hardware, software, and personal preferences. Type regedit in the Start menu or the...

MQTT Security: Securing IoT Communications

By 0xSnow on October 30, 2025

In the rapidly expanding Internet of Things (IoT) ecosystem, billions of devices are constantly exchanging data from smart home appliances and industrial sensors to connected vehicles and healthcare monitors. Behind this seamless communication lies a lightweight protocol that powers most...

Install Python 3.8 on Ubuntu 18.04: apt and Source Build Methods

By Cyber Defence on July 7, 2026

Python is one of the most widely used programming languages in the world. Its clean, readable syntax makes it easy to learn, and its versatility makes it useful for everything from quick automation scripts to large-scale machine learning systems. Python 3.8 brought...

Install Google Chrome on Ubuntu 18.04: Complete Setup Guide

By Cyber Defence on July 8, 2026

Google Chrome is the most widely used web browser in the world. It is fast, secure, and built for the modern web — with sandboxed tabs, automatic updates, and tight integration with Google services. Its developer tools are also among the...

Install Python 3.7 on Ubuntu 18.04: apt and Source Build Methods

By Cyber Defence on July 7, 2026

Python 3.7 was a significant release for the language. It introduced data classes, a decorator that automatically generates common methods like __init__, __repr__, and __eq__ from the fields you define, removing a lot of repetitive code. It also added postponed evaluation of type annotations, context variables...

VirtualBox Guest Additions on Ubuntu 18.04: Install and Verify

By Cyber Defence on July 10, 2026

VirtualBox is an open-source, cross-platform virtualization application that lets you run multiple operating systems simultaneously on a single host machine. While VirtualBox works out of the box, the default Ubuntu guest experience is limited, low screen resolution, no clipboard sharing, and...

Install Webmin on Ubuntu 18.04: Web Control Panel Setup Guide

By Cyber Defence on July 8, 2026

Webmin is an open-source, browser-based control panel for Linux server administration. Instead of managing your server purely through the command line, Webmin gives you a graphical web interface where you can manage users, groups, disk quotas, file permissions, and common server...