3 ms·

> Footer indexed So, like ZIP? > Uses XXH3 for integrity checks I don’t think XXH3 is suitable for that purpose. It’s not cryptographically secure and design

by sedatk 9mo ago

> Footer indexed So, like ZIP? > Uses XXH3 for integrity checks I don’t think XXH3 is suitable for that purpose. It’s not cryptographically secure and designed mostly for stuff like hash tables (e.g. relatively small data).

MallocVoidstar 9mo ago
> It’s not cryptographically secure Neither is CRC32. I'm pretty sure xxhash is a straight upgrade compared to CRC32.
- myrmidon 9mo ago
  > I'm pretty sure xxhash is a straight upgrade compared to CRC32. Unclear; performance should be pretty similar to CRC32 (depending on implementation), and since integrity checking can basically be done at RAM read speeds this should not matter either way.
zigzag312 9mo ago
Why would it need to be cryptographically secure for this use case?
- rovr138 9mo ago
  If the data is big enough, collisions. Right?
  - zigzag312 9mo ago
    Then you just need a bigger hash.