[Cryptography] sha1sum speed

Alexander Kjeldaas alexander.kjeldaas at gmail.com
Sun May 1 14:40:51 EDT 2016


On Sat, Apr 30, 2016 at 6:00 PM, Henry Baker <hbaker1 at pipeline.com> wrote:

> I just run Linux's 'sha1sum' on a number of very large files, and the
> calculation took significantly longer than I expected.
>
> 'sha1sum' is only modestly faster on a very large file than copying the
> file.
>

Yes, it's actually significantly slower than Blake 2b, in Javascript, in
Firefox.

Alexander
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