He was also in the military, which carries different expectations of behaviour, and a tougher system of account.
Otherwise you seem to be making the case for civilian leaders to not have access at all to sensitive information.
(Sidebar: Because of the way this played out, this is probably going to be an impossible topic to talk about for many years. And the system is going to suffer for it.)
There's more than one dimension here. The "system of account", as you call it, should be stricter the higher up you go, and it should also be stricter if you're uniformed military.