Originally Posted by
sscywong
Shouldn't the old boarding pass get invalidated once a new one is issued? Ain't this a security breach??
No it would not get invalidated,unless ofcourse there was a seat change.
Even if your seat assignment changed,it would not normally be reflected if they scan your BP when entering a diffirent airline's lounge/security/duty free. (This is not true for every airport/lounge).