*Cockpit doors would be fortified and must be locked while aircraft are in flight.
There is more paperwork, more locking up aircraft on the ground.
Already we have seen where RAF fighter aircraft have locked on to and been cleared for firing on hostile Russian aircraft in the Middle East.
They were then shuttled by helicopter to the aircraft carrier and locked up in its brig.
OTTAWA — The company that acquired most of Air Canada's aircraft maintenance operation locked out about 2,300 employees on Monday and filed for court protection from creditors.
Though the aircraft doors were already locked, she knew she had to get off the plane.
A TV-guidance unit fitted onto a bomb is locked onto the target by an aircraft and then transmits continuous pictures of the target either to a computer in the bomb or to the aircraft crew, either of whom can guide the bomb directly onto its target.
In each case, the authorities said, it appeared that terrorists -- probably teams of terrorists -- had managed to board the flights undetected, overcome the flight attendants, penetrate cockpits that are normally kept locked, and gain control of the aircraft.
Cockpit recordings show that Lubitz locked himself in and set the aircraft on its fatal course when the captain took a toilet break 30 minutes into the Barcelona-Duesseldorf trip.
The carrier is easily locked into most ground ambulances and aircraft.
