@DerFisch startup

local oldpe = os.pullEvent

local locked = false

function lock()
 os.pullEvent = os.pullEventRaw
 locked = true
end
function unlock()
 term.clear()
 term.setCursorPos(1,5)
 write("Password: ")
 local input = read("*")
 if input ~= "cubix" then
  return
 end
 os.pullEvent = oldpe
 locked = false
end
lock()
while locked do
 unlock()
end
sleep(0.2)
shell.run("clear")