Yet another reaffirmation that physical access is game over. "But the case is locked!" Are the peripherals? Even if the case connectors are locked away behind

Yet another reaffirmation that physical access is game over. "But the case is locked!" Are the peripherals? Even if the case connectors are locked away behind a bird-box/knockout, if someone left one of these dangling unplugged off of the keyboard, do you think your field technician won't unlock the box and plug it right back in?