This is why making your defense bespoke is such a strong play.
1. You create more hurdles (run faster than you, not the bear).
2. You can design weak points to funnel your adversaries to learn about them.
3. You can demonstrate value to the org with your results.
"Attacks are staged largely against the default" is a great point, and as you walk up the sophistication ladder threat actors will have increasing capability to stage against non-default configurations. State-nexus actors will *prefer* to op against the default... (1/2)