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What Is TCP and Why Do We Need It? Every time we open a website, download a file, or send an email, data travels across the internet. But the internet itself is unreliable. Data moves through many routers and networks, and there is always a chance th...

What is TCP and Why Do We Need It? TCP (Transmission Control Protocol) is a standard that defines how to establish and maintain a network conversation via which application programs can exchange data.In the "wild west" of the internet (specifically t...

Even though there is a firewall at the router level, the network can be compromised at any level. So every layer of communication needs its own reliability and integrity, so that one does not infiltrate the other borderlines and get the data and exec...

Introduction When we communicate with our friends, family, or even our crush, we follow simple rules without even noticing or without making these rules in the first place. I feel like somehow they are built into us. Like we greet first, confirm whet...

What happens if data is sent without rules? Imagine two people trying to talk in a noisy room without confirming anything. Messages may overlap Some words may be missed Order may get mixed Nobody knows if the other person actually heard the messa...
