user97806: Would the protocol migrate to another Hash Algorithm inmediatly?
What would be the next? SHA3 or BLAKE 2?

user24925: No hash function has ever been broken in a way that would be meaningfully have an impact to Bitcoin. It’s not even a consideration, other than  for OP_SHA1 which has no non-academic usage in Bitcoin.

97806: <p>Would the protocol migrate to another Hash Algorithm inmediatly?
What would be the next? SHA3 or BLAKE 2?</p>
 24925: <p>No hash function has ever been broken in a way that would be meaningfully have an impact to Bitcoin. It’s not even a consideration, other than  for <code>OP_SHA1</code> which has no non-academic usage in Bitcoin.</p>
