Originally Posted by
craigthemif
Not quite right.
You go through transfer security at the terminal you are departing from. (for arrivals from the US) So if your next flight departs from T4S you stay out there. If your next flight departs from T4 (most likely for Schengen) you do security at T4.
For arrivals from Schengen there is indeed no transfer security.
You are right - I've edited my message. What I wanted to say is that transfer security is different from normal security where the 'fast lane' is