Zero to mastery

Learn security. From absolute zero.

Sixty-eight lessons across six phases. Every idea comes with something you can click, type into, or break. No experience assumed, and nothing skipped.

0%
Nothing completed yet Your progress saves in this browser. No account, ever.
Start lesson 00.1

Why MidorCyber

Built to be used, not read.

Click before you read

Flip bits and watch a letter appear. Set permissions and watch the danger warning fire. The concept lands before the paragraph does.

A terminal that cannot bite

Practise real Linux commands against a simulated filesystem. Nothing touches your Mac, so there is nothing to break.

Runs on your machine

No account, no tracking, no internet needed. The whole site is a folder you own, and it works on a plane.

Ordered, not scattered

Five phases that stack. Foundations hold up offence, offence sharpens defence, and depth comes last.

⚠️
The one rule that matters

Only ever test systems you own or have written permission to test. Unauthorised access is a crime in most countries. Everything taught here is practised in simulators, in your own lab, or on legal training platforms. Knowing exactly where that line sits is part of the skill, not a disclaimer.