The practical view
The strongest interface is practical: controlled access, clear visitor/contractor processes, defined reporting and escalation, emergency-role integration, backup communication, incident documentation and joint after-action review.
What to do with the information
Security threats that require tactical, law-enforcement, legal or specialized protective expertise should be handled by the appropriate qualified professionals and authorities.
Educational content: General information only. Verify site-specific regulatory, medical, engineering, emergency or legal requirements with the appropriate authority.