CheatSheets

Linux file system hierarchy made simple: use this one-page map to understand what lives in /etc, /var, /home, /usr and more—so you know where to find configs, logs, apps, and user files fast. Save it as a quick reference. #linux #filesystem #linuxbeginners #devops

Types of VPN #networkyy #cybersecurity #securityengineer #linux #networkengineer

WEB 2.0 TO WEB 3.0 #networkyy #cybersecurity #securityengineer #linux #networkengineer

Struggling to understand Object-Oriented Programming in Python? This beginner-friendly guide explains Python OOP concepts in a simple and visual way — including classes, objects, constructors (init), methods, inheritance, polymorphism, encapsulation, and abstraction with clear examples. Perfect for Python beginners, B.Tech students, coding learners, and anyone building strong programming fundamentals. Save this pin to quickly revise Python OOP anytime 🚀

Start your cybersecurity journey with this 30–45 day cybersecurity fundamentals roadmap. Perfect for beginners who want to learn cybersecurity from scratch. This roadmap covers: • Security Basics • CIA Triad • Types of Hackers • Malware, Phishing & Ransomware • Authentication & Encryption • Firewalls, IDS/IPS & VPN • Risk Assessment & Security Controls • Tools like Nmap, Wireshark, Burp Suite & Metasploit Bonus: Practice with Capture The Flag (CTF) and TryHackMe labs to build real...

The AI landscape just shifted, and if you’re still using basic chatbots, you’re already behind. Google has officially unveiled its 2026 AI Ecosystem, a massive map of specialized tools designed to automate everything from high-end filmmaking to autonomous coding. We aren't just talking about "Gemini" anymore—we’re talking about a full-scale AI workforce. ​This roadmap reveals game-changers like Google Flow for pro-filmmaking, Google Antigravity for autonomous coding, and Project Genie for...

12 API Security Best Practices #networkyy #cybersecurity #securityengineer #linux #networkengineer

(14) Feed | LinkedIn

Network troubleshooting tree that walks you through the fastest “no internet” checks—Wi‑Fi vs modem vs ISP—so you can restore connection in minutes without guesswork. Save this quick flowchart for the next outage. #networking #troubleshooting #nointernet #wififix

OSINT Cheat Sheet 🕵️‍♂️ Two visual reference sheets: • Search engines • Core OSINT tools 🔖 Save this for later

A simple breakdown of the modern AI stack: 🧠 LLM = Brain — Thinks and generates text 📚 RAG = Brain + Books — Retrieves trusted knowledge 🛠️ AI Agent = Brain + Hands — Takes actions using tools ⚡ MCP = Nervous System — Connects models, APIs, and systems In short: LLMs think, RAGs read, Agents act, MCP connects.