local sensor = peripheral.wrap("top")
local openDoor = false
local list={}
local opendoor,p=nil
while true do
   list = sensor.getPlayers()
   if not next(list) then
     openDoor = false
   end
   for i in pairs(list) do
     p = list[i].name
     if (p == "Talume") or (p == "Yori_Tano") then
        print(os.time().."System Secure...")
       openDoor = false
     else
       --if other players are in the range it won't open it for them
       print(os.time().." Drop the drives!")
       openDoor = true
     end
   end
   redstone.setOutput("right", openDoor)
   os.sleep(1)
end