Further interesting reading related to bitcoin and general cryptography- Length extension attack: https://en.m.wikipedia.org/wiki/Length_extension_attack https

Further interesting reading related to bitcoin and general cryptography- Length extension attack: https://en.m.wikipedia.org/wiki/Length_extension_attack https://en.m.wikipedia.org/wiki/Length_extension_attack Fast Merkel trees: https://github.com/bitcoin/bips/blob/master/bip-0098.mediawiki https://github.com/bitcoin/bips/blob/master/bip-0098.mediawi...