Architecture decision record template
The ADR format we use in the cloud courses, with two worked examples.
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Resource Library
The cheat sheets, templates and runbooks we hand out in class. Free, and useful whether or not you study with us.
CCNA command reference
Every IOS command in the 200-301 blueprint, grouped by topic.
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Career change into tech (webinar)
A recorded session with three graduates who switched careers after thirty.
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Cloud cost review checklist
Twenty questions to ask before a design goes to production.
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Detection engineering primer
How to go from an ATT&CK technique to a tuned, documented detection.
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Incident response runbook
A starting runbook for small teams: triage, containment, communication, review.
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Linux survival guide
The forty commands that cover most of a support technician's day.
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SQL window functions explained
Worked examples of the window functions that come up in real reporting work.
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Subnetting cheat sheet
One page: block sizes, mask values and the ranges you need in the exam.
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