[RFC PATCH] Add SHA1 support
ueberall at projektzentrisch.de
Thu Feb 20 19:06:39 UTC 2020
On 2020-02-09 23:19, Sebastian Andrzej Siewior wrote:
> My primar motivation to use SHA1 for checksumming (by default) instead
> of MD5 is not the additional security bits but performance. On a decent
> x86 box the SHA1 performance is almost the same as MD5's but with
> acceleration it outperforms MD5.
> The other alternative would be to go for xxHash64  which has the
> superior performance but provides a non-cryptographic hash so I though
> SHA1 would be better here.
With respect to *both* speed and security, wouldn't BLAKE3 be a better,
modern alternative if we're looking at checksumming?
It's "[r]eleased into the public domain with CC0 1.0. Alternatively, it
licensed under the Apache License 2.0". And the performance (see the
at https://github.com/BLAKE3-team/BLAKE3) is *impressive* ...
Kind regards, Markus
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