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A comment on Cryptography behind the top cryptocurrencies. Parent comment

Re:Cryptography behind the top cryptocurrencies by chrispeel on Monday March 22, 2021 @07:37PM (#26548986)
https://medium.com/drive-insider/the-quantum-attack-on-bitco...

Not just Bitcoin, and not just all other popular cryptocurrencies, but all your web traffic and more are all susceptible to quantum attack.

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Re:Cryptography behind the top cryptocurrencies by ben_w on Tuesday March 23, 2021 @05:13AM (#26552722)
Conversely: https://crypto.stackexchange.com/questions/59375/are-hash-fu...

Indicates the best known quantum speedup square roots the search space, and the search space in SHA256 is still too big to search exhaustively.

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