📅 Original date posted:2016-08-12
📝 Original message:For reasons others have pointed out, it's not really plausible.
Either way, this has nothing to do with transmitting data over audio.
Please start a new thread if you want to discuss your idea instead of
hijacking this one. Thanks ;)
On Fri, Aug 12, 2016, 05:36 Erik Aronesty via bitcoin-dev <
bitcoin-dev at lists.linuxfoundation.org> wrote:
> I'm imagining a "publishable seed" such that:
>
> - someone can derive a random bitcoin address from it - and send funds
> to it.
> - the possible derived address space is large enough that generating all
> possible addresses would be a barrier
> - the receiver, however, knowing the private key, can easily scan the
> blockchain fairly efficiently and determine which addresses he has the keys
> to
> - another interested party cannot easily do so
>
> Perhaps homomorphic encryption may need to be involved?
>
>
> On Thu, Aug 11, 2016 at 8:36 PM, Gregory Maxwell <greg at xiph.org> wrote:
>
>> On Thu, Aug 11, 2016 at 8:37 PM, Erik Aronesty via bitcoin-dev
>> <bitcoin-dev at lists.linuxfoundation.org> wrote:
>> > Still not sure how you can take a BIP32 public seed and figure out if an
>> > address was derived from it though. I mean, wouldn't I have to
>> compute all
>> > 2^31 possible public child addresses?
>>
>> Which would take a quad core laptop about 8 hours with competent software
>>
>> And presumably you're not using the whole 2^31 space else the receiver
>> also has to do that computation...
>>
>
> _______________________________________________
> bitcoin-dev mailing list
> bitcoin-dev at lists.linuxfoundation.org
> https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
>
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James MacWhyte [ARCHIVE] /
npub12t…pye9h
2023-06-07 17:52:39
in reply to nevent1q…yeph
Author Public Key
npub12tjaqer27049ejmvf0f3yd7kq6p93gg6ecavgrczge4rlzf59y5q2pye9hPublished at
2023-06-07 17:52:39Event JSON
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"pubkey": "52e5d0646af3ea5ccb6c4bd31237d6068258a11ace3ac40f02466a3f89342928",
"created_at": 1686160359,
"kind": 1,
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"content": "📅 Original date posted:2016-08-12\n📝 Original message:For reasons others have pointed out, it's not really plausible.\n\nEither way, this has nothing to do with transmitting data over audio.\nPlease start a new thread if you want to discuss your idea instead of\nhijacking this one. Thanks ;)\n\nOn Fri, Aug 12, 2016, 05:36 Erik Aronesty via bitcoin-dev \u003c\nbitcoin-dev at lists.linuxfoundation.org\u003e wrote:\n\n\u003e I'm imagining a \"publishable seed\" such that:\n\u003e\n\u003e - someone can derive a random bitcoin address from it - and send funds\n\u003e to it.\n\u003e - the possible derived address space is large enough that generating all\n\u003e possible addresses would be a barrier\n\u003e - the receiver, however, knowing the private key, can easily scan the\n\u003e blockchain fairly efficiently and determine which addresses he has the keys\n\u003e to\n\u003e - another interested party cannot easily do so\n\u003e\n\u003e Perhaps homomorphic encryption may need to be involved?\n\u003e\n\u003e\n\u003e On Thu, Aug 11, 2016 at 8:36 PM, Gregory Maxwell \u003cgreg at xiph.org\u003e wrote:\n\u003e\n\u003e\u003e On Thu, Aug 11, 2016 at 8:37 PM, Erik Aronesty via bitcoin-dev\n\u003e\u003e \u003cbitcoin-dev at lists.linuxfoundation.org\u003e wrote:\n\u003e\u003e \u003e Still not sure how you can take a BIP32 public seed and figure out if an\n\u003e\u003e \u003e address was derived from it though. I mean, wouldn't I have to\n\u003e\u003e compute all\n\u003e\u003e \u003e 2^31 possible public child addresses?\n\u003e\u003e\n\u003e\u003e Which would take a quad core laptop about 8 hours with competent software\n\u003e\u003e\n\u003e\u003e And presumably you're not using the whole 2^31 space else the receiver\n\u003e\u003e also has to do that computation...\n\u003e\u003e\n\u003e\n\u003e _______________________________________________\n\u003e bitcoin-dev mailing list\n\u003e bitcoin-dev at lists.linuxfoundation.org\n\u003e https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev\n\u003e\n-------------- next part --------------\nAn HTML attachment was scrubbed...\nURL: \u003chttp://lists.linuxfoundation.org/pipermail/bitcoin-dev/attachments/20160812/e916cf2b/attachment-0001.html\u003e",
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