Re: [saag] sha1 - have we more work to do?

Sarat G <sarath.ginjupalli89@gmail.com> Thu, 05 November 2015 04:25 UTC

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Date: Thu, 05 Nov 2015 09:55:46 +0530
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From: Sarat G <sarath.ginjupalli89@gmail.com>
To: Rick Andrews <Rick_Andrews@symantec.com>
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Subject: Re: [saag] sha1 - have we more work to do?
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Hi Stephen,
Recently I worked on SNMPv3. The SNMP auth protocol still uses HMAC SHA 96
and HMAC MD5 96[RFC 2574].

Thank You.
Regards,
Sarat G



On Thu, Oct 15, 2015 at 11:03 PM, Rick Andrews <Rick_Andrews@symantec.com>
wrote:

> Stephen, OCSP (RFC 6960) mandates SHA-1 for KeyHash, though the risk of
> using it here is probably very low.
>
> ---------------
>
> Message: 2
> Date: Fri, 9 Oct 2015 14:25:40 +0100
> From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
> To: "saag@ietf.org" <saag@ietf.org>
> Subject: [saag] sha1 - have we more work to do?
> Message-ID: <5617C054.1070207@cs.tcd.ie>
> Content-Type: text/plain; charset=utf-8
>
> Hiya,
>
> While it may be still under submission, and not yet peer reviewed, I was
> just looking at [1,2] and wondered if we've still work to do to deprecate
> sha1 anywhere that we've not yet done. I know a lot of this was done
> already
> but just wanted to check that we're good.
>
> Anyone know places where sha1 is still a should or must or where it's still
> in widespread use despite no longer being a should or must?
> (No need to mention root stores in browser for that last though, as that's
> a
> known issue and is I think already being tackled by browser
> makers.)
>
> I guess we can make a list and then figure out what to do if the list is
> non-empty.
>
> Cheers,
> S.
>
> [1] https://sites.google.com/site/itstheshappening/
> [2] https://sites.google.com/site/itstheshappening/shappening_article.pdf
>
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