What's the password? Mystery Cache

You hear the door close behind you.
You are standing in a room.
In front of you there are several people sitting and one man standing.
To the north of the room there is a doorway.
To the east there is a door.
You walk east.
The door has a closed hatch.
You knock on the door.
The hatch opens and you see a mans face.
The man says "Yeah? What's the password?"