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Foundation glossary/Core concepts

Control / Countermeasure

Companion card for the Foundation course — study the related lesson for full progress.

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Simple explanation

Something that reduces risk.

Technical explanation

Preventive, detective, or corrective measures.

Real-life scenario

Phone lock screen, MFA, app updates, verified backups of project files.

Security relevance

Controls are how you actually change risk — preventive, detective, corrective.

Practical example

Firewall (preventive), SIEM alert (detective), restore backup (corrective).

Stack control types; one type alone is fragile.

Mini quiz

Restoring from backup after ransomware is mainly:

Related lesson

Continue in the Foundation course: open lesson →