This question already has an answer here:

I send XMR to a stealth Address, then the XMR is spent.

If I send XMR to the same address by re-using the random number, the amount will not be able to be spent because the key image is same?

marked as duplicate by dEBRUYNE Sep 30 at 17:59

This question has been asked before and already has an answer. If those answers do not fully address your question, please ask a new question.

  • Please see the question I marked as duplicate. – dEBRUYNE Sep 30 at 18:00