Network Protocols
TCP, UDP, SSL/TLS, HTTP, DHCP, QUIC, WireGuard. The rules that make networked communication possible, explained so they actually make sense.
HTTP vs HTTPS: What's the Difference (And Why It Matters)?
HTTP sends data in plain text while HTTPS encrypts it with TLS. Learn the differences, why HTTPS is essential, and how …
TCP vs UDP: What's the Difference (And When Does It Matter)?
TCP is reliable and ordered, UDP is fast and lightweight. Learn how both transport protocols work, their differences, …
What Is DHCP? How Your Devices Get IP Addresses Automatically
DHCP automatically assigns IP addresses to devices on your network. Learn how the DHCP process works, lease management, …
What Is QUIC? The Protocol That's Replacing TCP for the Web
QUIC is a modern transport protocol built on UDP that powers HTTP/3. Learn how QUIC eliminates TCP's latency problems, …
What Is SSL/TLS? How That Little Padlock Actually Works
SSL/TLS encrypts the connection between your browser and a website. Learn how HTTPS works, the TLS handshake, …
What Is WireGuard? The Modern VPN Protocol Everyone's Switching To
WireGuard is a modern VPN protocol with only 4,000 lines of code, offering faster speeds and simpler configuration than …