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Re: [DNSOP] Fwd: [Add] new draft: draft-grover-add-policy-detection-00

Rob Sayre <sayrer@gmail.com> Tue, 16 July 2019 17:32 UTC

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From: Rob Sayre <sayrer@gmail.com>
Date: Tue, 16 Jul 2019 10:32:16 -0700
Message-ID: <CAChr6SwLntKYYPw5e8EerUaj3U_tGoVoRkNu35nmvrdp6ZDnZw@mail.gmail.com>
To: Tommy Jensen <Jensen.Thomas@microsoft.com>
Cc: Eric Rescorla <ekr@rtfm.com>, dnsop WG <dnsop@ietf.org>, Paul Vixie <paul@redbarn.org>
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Subject: Re: [DNSOP] Fwd: [Add] new draft: draft-grover-add-policy-detection-00
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On Tue, Jul 16, 2019 at 10:20 AM Tommy Jensen <Jensen.Thomas@microsoft.com>
wrote:

> The link you shared indicates the problem is RC4, which was removed from
> TLS in 1.3 for this very reason. This doesn’t demonstrate TLS 1.3 is
> vulnerable; it demonstrates why adopting TLS 1.3 is so important.
>

Yeah, that's one part of it, but some of the other approaches described are
more general.

thanks,
Rob



>
> Thanks,
> Tommy
> ------------------------------
> *From:* DNSOP <dnsop-bounces@ietf.org> on behalf of Rob Sayre <
> sayrer@gmail.com>
> *Sent:* Tuesday, July 16, 2019 8:46:42 AM
> *To:* Eric Rescorla <ekr@rtfm.com>
> *Cc:* dnsop WG <dnsop@ietf.org>; Paul Vixie <paul@redbarn.org>
> *Subject:* Re: [DNSOP] Fwd: [Add] new draft:
> draft-grover-add-policy-detection-00
>
> On Tue, Jul 16, 2019 at 6:41 AM Eric Rescorla <ekr@rtfm.com> wrote:
>
>
>
> The certs are public information, so having the certs isn't useful. Can
> you please be clearer about the attack you are describing?
>
>
> Sure, here's an article about it:
> <
> https://www.theregister.co.uk/2013/09/06/nsa_cryptobreaking_bullrun_analysis/
> <https://nam06.safelinks.protection.outlook.com/?url=https%3A%2F%2Fwww.theregister.co.uk%2F2013%2F09%2F06%2Fnsa_cryptobreaking_bullrun_analysis%2F&data=02%7C01%7CJensen.Thomas%40microsoft.com%7C496a0b49339349ac921308d70a04e0de%7C72f988bf86f141af91ab2d7cd011db47%7C1%7C0%7C636988888386522988&sdata=SbICd7%2FtkDlhh1zyusjw75CRgg6KHhbpzH0Efn%2BoBew%3D&reserved=0>
> >
>
> Do you have any thoughts on that?
>
> thanks,
> Rob
>

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