Deception and what thinks, tactically, it can do: "...battlefield ratio of one to one between real equipment and decoys produces the equivalent of a 40 percent increase in friendly firepower."

Many think 'we' aren't great at deception, are we really? https://thediplomat.com/2020/08/deception-is-key-to-chinese-military-strategies/

Deception based planning remains an excellent way of ensuring that deception is build into any operation. But how do we free commanders and followers to think about deception when they plan - should point one, paragraph 1 ask the planner "who and what are you trying to deceive?"

And then the planner builds their plan around that. The article highlights the use of a spectrum of deception methods, from simple to complex and mutli domain. A further paragraph highlights the importance of Operational Security and the fact that when an adversary satellite...

..passes over you should use the threat as an opportunity to either deceive the 'watching' satellite or to reinforce a likely course of action that your adversary believes you will commit to.