1. Legend
   1. Scenario
   2. Subsequent event
   3. Air traffic control alerted
   4. Hostile takeover failed
   5. Hostile takeover succeeds
2. by
   1. Stéphane Berthomet
   2. Arnaud Palisson
3. Hostiles create diversion in cabin
4. Slackening of security in daily operations
5. Charm offensive towards pilots
   1. Various terrorist organizations recruit and train women for terrorist purposes
      1. Pilots lose control of the aircraft
      2. Pilots fight back and keep control of the aircraft
         1. Alert air traffic control
6. Pilot takes control over the aircraft
   1. psychologically disturbed
   2. Act of terrorism
   3. Insurance fraud
   4. Blackmail (or other personal motive)
   5. Crewmembers / passengers succeed in entering the cockpit
      1. Take back control of the aircraft
         1. Alert air traffic control
   6. Hostile pilote takes control of the aircraft
7. Demand for cockpit door opening by threatening to detonate a bomb or to kill hostages
   1. Pilots obey the demand
      1. Do NOT alert air traffic control
      2. Alert air traffic control
      3. Pilots lose control of the aircraft
   2. Pilots refuse to obey the demand
      1. Fatalities in cabin
         1. Pilots keep control of the aircraft
            1. Alert air traffic control
8. Ramming of cockpit door
   1. The reinforced door considerably delays the assault on cockpit
      1. Pilots alert air traffic control
         1. Pilots lose control of the aircraft
         2. Pilots keep control of the aircraft
9. Crewmembers do not follow security procedures
   1. Hostiles rush into cockpit
      1. Element of surprise and/or use of weapons
         1. Pilots lose control of the aircraft
         2. Pilots fight back and keep control of the aircraft
            1. Alert air traffic control