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Modern digital communication happens in milliseconds, yet behind every click lies a complex system of networks, protocols, and data exchange. Whether you're browsing a website, sending a message, or analyzing traffic in Wireshark, everything depends ...

Imagine this. You open your browser and type: www.google.com And within seconds, Google opens. But have you ever wondered… How does your computer know where Google actually lives on the internet? Because computers don't understand names like Google....

What are TCP and UDP (at a very high level)? They're both protocols — basically rules for how data travels across the internet. TCP is like a careful courier who makes sure your package arrives perfectly. UDP is like shouting something out loud — it...
