Cybersecurity

🔍 What is OSINT? Open Source Intelligence (OSINT) refers to collecting and analyzing publicly available data to uncover valuable information. It’s widely used in: 🔴 Penetration Testing & Red Team Recon 🔵 Threat Intelligence & Blue Team Defense 🕵️‍♀️ Criminal Investigations & Digital Forensics 🏢 Corporate Risk & Brand Monitoring Examples of OSINT sources: Websites, Social Media, Forums Public Databases (WHOIS, DNS, GitHub) Pastebins, Breached Data Dumps Metadata in files & images 🌐 What is the OSINT Framework? 🔗 https://osintframework.com ...

📌 Purpose: This guide explains every important nmap option using its -h output, includes practical usage examples, analysis, and real-world scanning tactics. Designed for cybersecurity students, red teamers, and system admins. 🛠️ Nmap Installation Guide Before diving in, let’s install Nmap on your system. It’s cross-platform and very easy to set up. Ubuntu / Debian: sudo apt update && sudo apt install nmap -y CentOS / RHEL: sudo yum install nmap -y Arch Linux: sudo pacman -S nmap macOS (via Homebrew): brew install nmap 🔹 Windows Download from official site: https://nmap.org/download.html Run the installer (includes Zenmap GUI if desired) Add Nmap to PATH during install for CLI use from Command Prompt or PowerShell ✅ Once installed, test it using: ...

🚀 Learn how to use Recon-ng from scratch to expert level with real-world examples, commands, API tips, and professional automation workflows. 🧠 What is Recon-ng? Recon-ng is an open-source OSINT (Open Source Intelligence) framework written in Python that helps security researchers, red teamers, and bug bounty hunters automate reconnaissance tasks. It mimics the Metasploit interface, offering powerful modules to collect intel like domains, hosts, credentials, social profiles, leaked data, and more — all in an automated, database-backed workspace. ...