I can't imagine any justification for any government device that should be secure to have anything on it but the bare minimum software and the device in whatever hardened mode it has. If they visit the White House, government facility ... should go in a locker. I worked for a company that sent people onsite to government contractors. One contractor we rarely visited was at a facility where you arrived at the front ga…
Thank goodness somebody takes security seriously. The cynic in me (opposed in strongest terms by the realist and give-a-damn in me) says: Whitehouse? Go for it. You'll probably leave more stupid (confused) than you went in.
Security involving politicians / civilian workers ... much harder I imagine.