Incident Investigation
Noun · Security & Infosec
Definitions
The evidence-driven effort to determine what happened during a security incident, how the attacker or failure path worked, and what data or systems were affected. Incident investigation often combines logs, endpoint data, cloud records, and forensic artifacts.
In plain English: Looking into a security incident to understand what happened and how.
Example: "The incident investigation found the initial foothold came from a compromised contractor VPN account."