What type of documentation is necessary after an incident occurs?

A detailed incident report capturing facts, evidence, and actions taken is essential after an incident occurs because it provides a comprehensive record that can be used for various critical purposes. This type of documentation ensures that all relevant details are accurately reported, which is crucial for understanding the incident and for any subsequent investigations, whether they are internal or external.

The detailed incident report should include specific information such as the who, what, when, where, how, and why of the incident, as well as any witnesses and follow-up actions taken by security personnel or other authorities. This thorough approach not only aids in maintaining a clear account of events but also stands as a legal document that can be referred to in case of disputes or future security evaluations.

Additionally, a detailed report helps the security organization to analyze incidents for patterns and areas of improvement, contributing to better overall security practices in the future. It serves a much more formal and record-keeping purpose compared to the other options, which lack the necessary detail and formality to support any serious review or legal scrutiny.