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From: Jonathan Nieder <jrnieder@gmail.com>
To: "Eric S. Raymond" <esr@thyrsus.com>
Cc: git@vger.kernel.org
Subject: Re: RFC: Separate commit identification from Merkle hashing
Date: Mon, 20 May 2019 18:57:03 -0700	[thread overview]
Message-ID: <20190521015703.GB32230@google.com> (raw)
In-Reply-To: <20190521013250.3506B470485F@snark.thyrsus.com>

Hi!

Eric S. Raymond wrote:

> One reason I am sure of this is the SHA-1 to whatever transition.
> We can't count on the successor hash to survive attack forever.
> Accordingly, git's design needs to be stable against the possibility
> of having to accommodate multiple future hash algorithms in the
> future.

Have you read through Documentation/technical/hash-function-transition?  It
takes the case where the new hash function is found to be weak into account.

Hope that helps,
Jonathan

  reply	other threads:[~2019-05-21  1:57 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-05-21  1:32 RFC: Separate commit identification from Merkle hashing Eric S. Raymond
2019-05-21  1:57 ` Jonathan Nieder [this message]
2019-05-21  2:38   ` Eric S. Raymond
2019-05-21  2:58     ` Jonathan Nieder
2019-05-21  3:31       ` Eric S. Raymond
2019-05-23 19:09 ` Jakub Narebski
2019-05-23 20:09   ` Jonathan Nieder
2019-05-23 20:53     ` Eric S. Raymond
2019-05-23 20:50   ` Eric S. Raymond
2019-05-23 20:54     ` Jonathan Nieder
2019-05-23 21:19       ` Eric S. Raymond
2019-05-23 21:39         ` Randall S. Becker
2019-05-23 21:50       ` Ævar Arnfjörð Bjarmason

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