Bruce Schneier. I’m a fan.

He’s written (what I think is) a very insightful essay about the feeling vs the reality of security.

There is considerable value in separating out the two concepts: in explaining how the two are different, and understanding when we’re referring to one and when the other. There is value as well in recognizing when the two converge, understanding why they diverge, and knowing how they can be made to converge again.