Reach
How far an incident's effects extend, measured by number of records or people affected, whether the affected system is internal only or connects outward, and whether the harm is still spreading at the moment of discovery.
Defined in 3 GAGE programs, which carry 3 distinct definitions of it. The wording above is taught in Agentic AI Governance: Applied Mastery.
How each discipline defines it
The same term does different work depending on who is using it. These are the definitions as each program teaches them, unedited.
How far an incident's effects extend, measured by number of records or people affected, whether the affected system is internal only or connects outward, and whether the harm is still spreading at the moment of discovery.
How much of a system's behavior a change touches. Together with test coverage, reach is the honest way to score a fix's risk, replacing the misleading proxy of change size.
The 3R Card's line recording what data or systems an agent is permitted to access to produce its output.
Where it is taught
The exact lessons this term appears in. The first 7 topics of every program are free with a free account.
- Working Inside an Agent Policy · Agentic AI and Workforce Integration, AI Literacy & Professional Conduct
- Incident Severity · Rollout, Monitoring, and Incident Response, Agentic AI Governance: Applied Mastery
- Fixing the model, breaking it again: why fixes are never free · Build Before You Govern, AI Governance: Applied Mastery
Terms it appears with
Not an alphabetical neighbourhood: these are the terms taught in the same lessons, ranked by how often they appear together.