On Thu, Nov 26, 2020 at 02:28:47AM +0100, Ævar Arnfjörð Bjarmason wrote:
But here we're testing for a SHA-length string which contains
characters outside of the /[0-9a-f]/i set. Let's just do that with a
ROT13 invocation.
We could get really unlucky and switch to a future hash function that
just happens to produce all [0-9] output for this particular input,
but that's very unlikely.
Maybe s/[0-9a-f]/z/ would be both simpler and more robust?
-Peff