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From: Erik Aronesty <earonesty@gmail.com>
Date: Wed, 10 Aug 2016 13:28:16 -0400
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To: Daniel Hoffman <danielhoffman699@gmail.com>,
Bitcoin Protocol Discussion <bitcoin-dev@lists.linuxfoundation.org>
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Subject: Re: [bitcoin-dev] BIP Number Request: Addresses over Audio
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By sending a public seed, there's no way for someone to use the
transmitted address and trace the total amount of payments to it.
On Aug 10, 2016 12:02 PM, "Daniel Hoffman via bitcoin-dev" <
bitcoin-dev@lists.linuxfoundation.org> wrote:
> Erik
> What would be the advantages of transmitting a BIP32 public seed, instead
> of a plain address?
>
> Theo
> I didn't really think of that, but that's genius.
>
> On Wed, Aug 10, 2016 at 6:49 AM, Theo Chino via bitcoin-dev <
> bitcoin-dev@lists.linuxfoundation.org> wrote:
>
>> Another use for the audio would be for watches that can listen but can't
>> use a camera (ie: Samsung S2), so sound would be great.
>>
>> On Wed, Aug 10, 2016 at 7:42 AM, Erik Aronesty via bitcoin-dev <
>> bitcoin-dev@lists.linuxfoundation.org> wrote:
>>
>>> NOTE:
>>>
>>> Addresses aren't really meant to be broadcast - you should probably be
>>> encoding BIP32 public seeds, not addresses.
>>>
>>> OR simply:
>>>
>>> - Send btc to rick@q32.com
>>> - TXT record _btc.rick.q32.com is queried (_<coin-code>.<name>.<domain>)
>>> - DNS-SEC validation is *required*
>>> - TXT record contains addr:[<bip32-pub-seed>]
>>>
>>> Then you can just say, in the podcast, "Send your bitcoin donations to
>>> rick@q32.com". And you can link it to your email address, if your
>>> provider lets you set up a TXT record. (By structuring the TXT record
>>> that way, many existing email providers will support the standard without
>>> having to change anything.)
>>>
>>> This works with audio, video, web and other publishing formats... and
>>> very little infrastructure change is needed.
>>>
>>>
>>> On Wed, Aug 10, 2016 at 6:41 AM, Tier Nolan via bitcoin-dev <
>>> bitcoin-dev@lists.linuxfoundation.org> wrote:
>>>
>>>> Have you considered CDMA? This has the nice property that it just
>>>> sounds like noise. The codes would take longer to send, but you could send
>>>> multiple bits at once and have the codes orthogonal.
>>>>
>>>> _______________________________________________
>>>> bitcoin-dev mailing list
>>>> bitcoin-dev@lists.linuxfoundation.org
>>>> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>>>>
>>>>
>>>
>>> _______________________________________________
>>> bitcoin-dev mailing list
>>> bitcoin-dev@lists.linuxfoundation.org
>>> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>>>
>>>
>>
>> _______________________________________________
>> bitcoin-dev mailing list
>> bitcoin-dev@lists.linuxfoundation.org
>> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>>
>>
>
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev@lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>
>
--001a114d6f1c8ffab90539baf97d
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable
<p dir=3D"ltr">By sending a public seed,=C2=A0 there's no way for someo=
ne to use the transmitted address and trace the total amount of payments to=
it.</p>
<div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On Aug 10, 2016 1=
2:02 PM, "Daniel Hoffman via bitcoin-dev" <<a href=3D"mailto:b=
itcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.linuxfoundation.org=
</a>> wrote:<br type=3D"attribution"><blockquote class=3D"gmail_quote" s=
tyle=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div=
dir=3D"ltr">Erik<div>What would be the advantages of transmitting a BIP32 =
public seed, instead of a plain address?</div><div><br>Theo</div><div>I did=
n't really think of that, but that's genius.</div></div><div class=
=3D"gmail_extra"><br><div class=3D"gmail_quote">On Wed, Aug 10, 2016 at 6:4=
9 AM, Theo Chino via bitcoin-dev <span dir=3D"ltr"><<a href=3D"mailto:bi=
tcoin-dev@lists.linuxfoundation.org" target=3D"_blank">bitcoin-dev@lists.<w=
br>linuxfoundation.org</a>></span> wrote:<br><blockquote class=3D"gmail_=
quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1=
ex"><div dir=3D"ltr"><div>Another use for the audio would be for watches th=
at can listen but can't use a camera (ie: Samsung S2), so sound would b=
e great.<br></div></div><div><div><div class=3D"gmail_extra"><br><div class=
=3D"gmail_quote">On Wed, Aug 10, 2016 at 7:42 AM, Erik Aronesty via bitcoin=
-dev <span dir=3D"ltr"><<a href=3D"mailto:bitcoin-dev@lists.linuxfoundat=
ion.org" target=3D"_blank">bitcoin-dev@lists.linuxfounda<wbr>tion.org</a>&g=
t;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0=
.8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir=3D"ltr"><div>NO=
TE: <br><br>Addresses aren't really meant to be broadcast - you should =
probably be encoding BIP32 public seeds, not addresses.=C2=A0=C2=A0 <br><br=
></div>OR simply:<br><br><div><div>- Send btc to <a href=3D"mailto:rick@q32=
.com" target=3D"_blank">rick@q32.com</a><br>- TXT record _<a href=3D"http:/=
/btc.rick.q32.com" target=3D"_blank">btc.rick.q32.com</a> is queried (_<=
coin-code>.<name>.<domain>)<br>- DNS-SEC validation is <i>re=
quired</i><br>- TXT record contains addr:[<bip32-pub-seed>]<br></div>=
<br></div><div>Then you can just say, in the podcast, "Send your bitco=
in donations to <a href=3D"mailto:rick@q32.com" target=3D"_blank">rick@q32.=
com</a>".=C2=A0=C2=A0 And you can link it to your email address, if yo=
ur provider lets you set up a TXT record.=C2=A0=C2=A0 (By structuring the T=
XT record that way, many existing email providers will support the standard=
without having to change anything.)<br></div><div><i></i><br></div><div>Th=
is works with audio, video, web and other publishing formats... and very li=
ttle infrastructure change is needed.<br><br></div></div><div class=3D"gmai=
l_extra"><br><div class=3D"gmail_quote"><span>On Wed, Aug 10, 2016 at 6:41 =
AM, Tier Nolan via bitcoin-dev <span dir=3D"ltr"><<a href=3D"mailto:bitc=
oin-dev@lists.linuxfoundation.org" target=3D"_blank">bitcoin-dev@lists.linu=
xfounda<wbr>tion.org</a>></span> wrote:<br></span><blockquote class=3D"g=
mail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-l=
eft:1ex"><span><div dir=3D"ltr"><div>Have you considered CDMA?=C2=A0 This h=
as the nice property that it just sounds like noise.=C2=A0 The codes would =
take longer to send, but you could send multiple bits at once and have the =
codes orthogonal.<br></div></div>
<br></span><span>______________________________<wbr>_________________<br>
bitcoin-dev mailing list<br>
<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org" target=3D"_blank">=
bitcoin-dev@lists.linuxfoundat<wbr>ion.org</a><br>
<a href=3D"https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev" =
rel=3D"noreferrer" target=3D"_blank">https://lists.linuxfoundation.<wbr>org=
/mailman/listinfo/bitcoin-d<wbr>ev</a><br>
<br></span></blockquote></div><br></div>
<br>______________________________<wbr>_________________<br>
bitcoin-dev mailing list<br>
<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org" target=3D"_blank">=
bitcoin-dev@lists.linuxfoundat<wbr>ion.org</a><br>
<a href=3D"https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev" =
rel=3D"noreferrer" target=3D"_blank">https://lists.linuxfoundation.<wbr>org=
/mailman/listinfo/bitcoin-d<wbr>ev</a><br>
<br></blockquote></div><br></div>
</div></div><br>______________________________<wbr>_________________<br>
bitcoin-dev mailing list<br>
<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org" target=3D"_blank">=
bitcoin-dev@lists.linuxfoundat<wbr>ion.org</a><br>
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rel=3D"noreferrer" target=3D"_blank">https://lists.linuxfoundation.<wbr>org=
/mailman/listinfo/bitcoin-d<wbr>ev</a><br>
<br></blockquote></div><br></div>
<br>______________________________<wbr>_________________<br>
bitcoin-dev mailing list<br>
<a href=3D"mailto:bitcoin-dev@lists.linuxfoundation.org">bitcoin-dev@lists.=
<wbr>linuxfoundation.org</a><br>
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<br></blockquote></div></div>
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