Default deny I think it most comprehensive protection way as it depends on simple concept in cyber security world which is "reducing the attack surface " the less you permit the less you vulnerable to attack and less to be infected.however the approach of some developer such as
@danb is to make that concept more usable to novice and less experienced user and easy to digest and deal with by representing simple software with simple yet effective default deny baseline and that what I thing the best protection Philosophy and hardest to bypass but need to be easy to be used
