It sounds like XY problem. If you don't want your Bitcoin stolen, it's suggested to use popular open source software/hardware which likely already audited by security/cryptography expert.
Dearest Experts...
How do I know if any of my transactions have a weak/leaked nonce in the signatures?
How do I spot a weak or leaked nonce? In lattice attack, it requires us to give the kp. What are the known bits in a signature??
Lazy answer: Study/learn to be an expert or hire an expert.
U studied. U still are no expert. Stop responding and act you know the answer to this.,😂😂