Here is the text of the NIST sp800-63b Digital Identity Guidelines.

  • subtext@lemmy.world
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    13 hours ago

    unless you’re sending megabytes of text or something

    That’s exactly what someone malicious would do though, either in a single password submission or DOS via the password maximum repeatedly. IMO there is no functional security difference between a 64 and a 256 character password, so the NIST 64 character max is reasonable.