It is hard to read this any other way then - you are in a privileged position of having never been personally challenged by a lack of privacy so are fine with privacy not existing. By that reasoning you are also OK with those who are effected being silenced, because they are, for example, not cisgender, white skinned and male and could face attack for random individuals for expressing their views in public.
The challenging thing about reading books like Bonhoffer is that it compels you to questioning what your response would have been if placed in the same situation.