I3TX Launching 2027

Coming in 2027

IT engineering, from the chip up.

i3tx is the English-language home of a 15-volume journey from student to IT engineer: computer essentials, networking and security, taught through video lessons, hands-on labs and quizzes.

Came here from the book?

Thank you for reading From Chip to Shield. The video lessons for every chapter are in production and will be published here when i3tx launches in 2027. Leave your email and you'll be the first to know.

Notify me at launch Get the Kindle edition

Volume 1 · Inside the Box · 10 chapters · 283 pages

Cover of From Chip to Shield, Volume 1: Inside the Box, by Sajjad Ghaffoori Out now on Kindle

The journey

Fifteen volumes in three arcs, each with its own course on i3tx. Volume 1 is available today; the rest follow.

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Arc 1 · Computer Essentials Hardware, from the motherboard out
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Arc 2 · Networking How machines talk to each other
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Arc 3 · Security Defending what you've built

What's coming in 2027

Everything the books point to, in one place.

Video lessons for every chapter

Each chapter of the books, walked through on screen with the hardware, diagrams and demos.

Hands-on labs

Practical exercises and deployments that turn what you read into something you've actually done.

Quizzes and exam prep

Questions after every lesson. Volume 1 builds the knowledge for CompTIA A+ Core 1.

About the author

Sajjad Ghaffoori is a certified engineer in Networking, Automation and DevOps, and Cloud Computing, and an HPE JNCI (Juniper Networks Certified Instructor).

Over the past ten years he has developed more than 50 eLearning courses across the IT profession, written over 3,000 pages of technical slides, built more than 100 hands-on labs and deployments, and created over 1,000 quiz questions.