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What is the advantage of using truncated HASH256 over CRC32?

Moussa by Moussa
March 5, 2024
in Bitcoin
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peer discovery – how to obtain the IP addresses of nodes for mining pools?
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Checksums in Bitcoin are the first 4 bytes of the HASH256 of the data. HASH256 is just double SHA256, so SHA256(SHA256(data)). What is the advantage of that over using a dedicated checksum function, like CRC32?

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