Appendix B

• Simple Modifications to Current Door Design to Delay Entry to Flight Deck. These Ideas Can Work Individually or in Combination
• Increase Physical Strength of the Flight Deck Doors and Surrounding Structure to Prevent Intrusion
• Increase Strength of Flight Deck Door and Bulkhead Against Non-Blunt Force Breaches Such as Ballistic, Fragmentation, and Explosives Attacks
• Provide an "Air-Lock" Type Mantrap Between the Flight Deck and Cabin
• Flight Deck Access Using Procedural Changes Recently Implemented by Airlines
• Restrict Access to Flight Deck - Procedures Regarding Rescue and Exit, Assuming Some Change to Existing Door
• Give Flight Attendants a "Panic Button" to Alert the Flight Deck to Problems Within the Cabin
• More Rigorous Flight Deck Jumpseat Policy
• Control Access to Flight Deck
• Use Flight Deck/Cabin Video Cameras and Audio Microphones
• No-Takeover Strategy
• Defensive Capabilities in Cabin and Flight Deck Areas
• Improve Security Training for Flightcrews
• Improved/Revised Cabin Interior Search Procedures
• Ensure Transponder Continues to Transmit Crucial Information Even in a Hijacking Situation
• Use a Dedicated General Aviation Type Mode C Transponder When the Mode S Transponder is Disabled
• Defensive Aircraft Maneuvering
• Intentional Depressurization
• Allow Rapid Venting of Fuel
• Allow Pilot to Activate Engine Shutdown After "XX" Minutes
• Use of Existing Data Link for Uplink of Flight Control Commands
• Armor Flightcrew Seats