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Re: [DNSOP] SIG(0) useful (and used?)

"Wellington, Brian" <bwelling@akamai.com> Tue, 19 June 2018 21:42 UTC

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From: "Wellington, Brian" <bwelling@akamai.com>
To: Mark Andrews <marka@isc.org>
CC: Ondřej Surý <ondrej@isc.org>, "dnsop@ietf.org WG" <dnsop@ietf.org>
Thread-Topic: [DNSOP] SIG(0) useful (and used?)
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Date: Tue, 19 Jun 2018 21:41:33 +0000
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Subject: Re: [DNSOP] SIG(0) useful (and used?)
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SIG(0) was implemented in BIND 9 back when BIND 9 was basically the only modern implementation, and no one used it then.  The fact that no servers have implemented it since then means that there really isn’t any demand.

Brian  

> On Jun 19, 2018, at 2:20 PM, Mark Andrews <marka@isc.org> wrote:
> 
> SIG(0) is much superior for machines updating their own data  to TSIG as you don’t need a secondary storage for the TSIG key.   You can replace a master server without having to worry about transferring TSIG secrets off a dead machine. You just copy the zone from a slave and go.
> 
> There are other scenarios where it is also superior like automaton delegating  In the reverse tree.
> 
> No I don’t think it should go. 
> 
> It should be widely implemented so it can be used. There is a lot of self fulfilling prophecy in the DNS of people will never is this so we won’t implement it. 
> 
> -- 
> Mark Andrews
> 
>> On 20 Jun 2018, at 06:48, Ondřej Surý <ondrej@isc.org> wrote:
>> 
>> Hi,
>> 
>> as far as I could find on the Internet there are only SIG(0) implementation in handful DNS implementations - BIND, PHP Net_DNS2 PHP library, Net::DNS(::Sec) Perl library, trust_dns written in Rust and perhaps others I haven’t found; no mentions of real deployment was found over the Internet (but you can blame Google for that)...
>> 
>> Do people think the SIG(0) is something that we should keep in DNS and it will be used in the future or it is a good candidate for throwing off the boat?
>> 
>> Ondrej
>> --
>> Ondřej Surý
>> ondrej@isc.org
>> 
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