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⭐ FEATURED PACK

beginner7 bits • 25 min totalPack 1 • ~$19–29 one-time

Web Literacy

Start from the basics and understand how the web works. Learn what happens when you visit a website, how security works, and why modern web tools matter.

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Coming Soon: Web Literacy Pack (~$19–29 one-time)

All bits remain free forever. The Web Literacy pack will add deeper practice exercises, coding challenges, and guided projects. One-time purchase, no subscription.

Stored locally in your browser only. No email service yet.

Learning Path

The Journey of a URL

Ever wonder what happens when you press Enter in your browser? It's a lot more interesting than you think.

What That Padlock Really Means

You check for the padlock before entering your password. But what's it actually protecting?

DNS is the reason you don't have to memorize '172.217.14.206' to visit Google.

HTTP Status Codes Decoded

404, 500, 200 — these aren't just random numbers. They're a secret language between browsers and servers.

CORS in Plain Language

Ever seen 'blocked by CORS policy'? It's the browser protecting you — even when it's annoying.

The TLS Handshake in Plain Language

Every HTTPS connection starts with a handshake. Here's what your browser and the server are actually saying to each other.

What a CDN Does

Netflix loads fast worldwide. Amazon serves images instantly. The secret? Content Delivery Networks.