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IT & Tech · 4 courses

IT and tech metrics courses

IT teams are increasingly asked to explain risk, cost, reliability and delivery dates in numbers that management understands. These IT courses teach the calculations behind those conversations, in a spreadsheet that checks every formula, so you can build your own risk register, cloud cost report, service dashboard or release forecast instead of relying on a tool you cannot explain.

Cybersecurity Risk Quantification puts dollar figures on risk with asset value, exposure factor, SLE, ARO and ALE, then covers control cost-benefit, risk matrices and registers, PERT loss ranges, vulnerability SLAs, phishing metrics and MTTD and MTTR. Cloud Cost Management (FinOps) breaks down the cloud bill, calculates unit costs, finds the commitment break-even, rightsizes instances, tiers storage, allocates shared costs and flags anomalies. IT Service & Reliability Metrics covers availability and the nines, MTBF and MTTR, SLA compliance, error budgets, capacity planning and service desk staffing. Software Project Estimation & Agile Metrics forecasts releases from velocity and sprint capacity, tracks burndown, cycle time and throughput, and ranks the backlog by WSJF. The courses suit IT managers, security analysts, SREs, FinOps practitioners, scrum masters and students preparing for certifications.

Courses in IT & Tech

1 free lessonIntermediate

Cybersecurity Risk Quantification in Excel

Put dollars on cyber risk: SLE, ARO and ALE, control cost-benefit, risk matrix and register, PERT loss ranges, vulnerability SLAs, phishing and incident metrics, on live auto-graded spreadsheets.

8 lessons · 8 labs · 1.9 h

1 free lessonIntermediate

Cloud Cost Management (FinOps) in Excel

Break down the cloud bill, track unit costs, find the commitment break-even, rightsize, tier storage, allocate shared costs, forecast to month end and catch cost spikes, on live auto-graded spreadsheets.

8 lessons · 8 labs · 1.9 h

1 free lessonIntermediate

IT Service & Reliability Metrics

Availability and the nines, MTBF/MTTR, SLA compliance, backlog and FCR, error budgets, capacity planning, change success and service desk staffing: 8 labs on one IT team's data.

8 lessons · 8 labs · 1.9 h

1 free lessonIntermediate

Software Project Estimation & Agile Metrics

Forecast like a data-driven agile team: velocity ranges, sprint capacity, release dates, burndown charts, cycle time, Little's law, WSJF, confidence buffers and cost per story point in 8 hands-on labs.

8 lessons · 8 labs · 1.9 h

Guides with worked examples

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Frequently asked questions

Is the cybersecurity course useful for CISSP or Security+?

The quantitative risk formulas (SLE = asset value × exposure factor, ALE = SLE × ARO) and the safeguard cost-benefit test appear in both exams. The course teaches them on worked cases, but it is not a full exam preparation course.

Do I need access to a cloud account for the FinOps course?

No. The labs use a realistic monthly bill and usage data in a browser spreadsheet. The methods apply to AWS, Azure and Google Cloud exports.

What is the difference between MTBF and MTTR?

MTBF is the average time a system runs between failures, and MTTR is the average time it takes to restore it. Availability can be estimated as MTBF ÷ (MTBF + MTTR).

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