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Can a 51% attack be triggered by any other of these 7 strategies? (and with a quantum computer?)

Facts [1]: Hashing signature were build exactly to make this as much impossible as it could. If someone manage to reverse the signatgure before next block validation, mean he found a new way/new ...
Maxime CATY's user avatar
4 votes
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How can an external party be sure that node's response is valid?

A Merkle inclusion proof is a proof that a transaction is included in a block with a particular hash, nothing more. Whoever gave you that proof can lie by omission (claiming no transactions you asked ...
Pieter Wuille's user avatar
1 vote

How can an external party be sure that node's response is valid?

I interpret your question as "why can I trust a Merkle proof?" A cryptographic hash function processes an input and always returns the same output. If you change the input in the slightest, ...
Murch's user avatar
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