Originally Posted by
oldjonesy
I agree. Pilots go through years and years of training. A flight attendant gets hired off the street and gets put through a couple of weeks training.
Which route would a terrorist take to infiltrate the plane as staff?
No need to go that far. Simply find a sympathetic crew member (pilot or FA). Even if they aren't willing to die for the cause, they would be able to pass materials to someone in the secure area who is.