title: At which moment of Google App signing the protection occurs?
body: <p>When generating App Bundle in Android Studio, I can create keystores, populate them with keys, fill fields with whatever I want etc</p>
  <p><a href="https://i.stack.imgur.com/JqlaB.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/JqlaB.png" alt="enter image description here" /></a></p>
  <p>At which moment here a protection occurs? Who and from whom is protected by these manipulations?</p>