Levels of Threat. Level 1 — Disruptive behavior (verbal); Level 2 — Physically abusive behavior; Level 3 — Life-threatening behavior (or display of a weapon); Level 4 — Attempted or actual breach of the flight crew compartment.
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Cape Town - There are four threats and five challenges to aviation security, according to a report by the International Air Transport Association (Iata). The four threats are those from insiders; aviation cybersecurity; security on the ground; and conflict zones.
All airports worldwide are categorized as either Level 1 (Non-Coordinated Airport), Level 2 (Schedules Facilitated Airport), or Level 3 (Coordinated Airport).
Level 1 airports have sufficient capacity to meet demand. Level 2 airports may have some periods when demand approaches one or more capacity limits, but a voluntary schedule-facilitation process prevents systemic delays.