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Incident Severity Matrix Basics
Define incident severities
This guide covers building an incident severity matrix: define impact levels, criteria, examples, and corresponding response times, comms, and roles.
- incident severity
- impact matrix
- incidents
- response
- classification
Define levels and impact
Set severity levels with clear impact descriptions (users affected, revenue, safety).
Provide examples
List sample scenarios for each level to aid classification.
Link to responses
Tie severities to response times, comms cadence, and required roles.
Review and train
Validate with past incidents and train responders; update annually.