Originally Posted by
SmilingBoy
Guys, you got it all wrong - NWA747SNN doesn't need to show a passport at all because he is flying onwards to Budapest, which is non-Schengen. At MUC, you will have to go through security, but not through passport control. You will show your passport at immigration in Budapest.
I've never seen security between US arrivial and non-schengen departure gates. Where would this security checkpoint be?