From: Bryan Bishop <kanzure@gmail•com>
To: Alfred Hodler <alfred_hodler@protonmail•com>,
Bitcoin Protocol Discussion
<bitcoin-dev@lists•linuxfoundation.org>,
Bryan Bishop <kanzure@gmail•com>
Subject: Re: [bitcoin-dev] [BIP proposal] Private Payments
Date: Mon, 27 Jun 2022 15:20:45 -0500 [thread overview]
Message-ID: <CABaSBaxinzeVuOAmGRoVttMN9puQunZNy3MVuTxk1U3=bLrg6A@mail.gmail.com> (raw)
In-Reply-To: <rH1Js_T_UWcAg9lS9NDw_Qb6Js5bgs8rPILej69BjqsEZcJZwsvHhZRilkkOQZRGXabai63hrGgbTP2Yk99ojKEN6fU6HT4TmukiafqiKjo=@protonmail.com>
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Hi,
On Mon, Jun 27, 2022 at 2:14 PM Alfred Hodler via bitcoin-dev <
bitcoin-dev@lists•linuxfoundation.org> wrote:
> 2. Notification transactions still exist but no longer leave a privacy
> footprint on the blockchain. Instead, a notification transaction is simply
> a single OP_RETURN containing a value that only Alice and Bob can
> calculate. If Alice's notification transaction uses UTXOs not associated
> with her identity, there is never a footprint showing that either her or
> Bob are using private payments. If Alice uses tainted coins, only she is
> exposed as a user of Private Payments but Bob still isn't.
>
That's a neat trick. What about not using OP_RETURN at all, and just
publishing on a tor hidden service that other wallets check? Alice
wouldn't have to expose on-chain that she is a sender of a private payment.
- Bryan
https://twitter.com/kanzure
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next prev parent reply other threads:[~2022-06-27 20:21 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-27 18:17 Alfred Hodler
2022-06-27 20:20 ` Bryan Bishop [this message]
2022-06-27 20:35 ` Ruben Somsen
2022-06-28 12:40 ` Alfred Hodler
2022-06-27 20:30 ` Ruben Somsen
2022-06-28 12:35 ` Alfred Hodler
[not found] ` <PS2P216MB10894F1EE83AFA648003C6339DBF9@PS2P216MB1089.KORP216.PROD.OUTLOOK.COM>
2022-07-05 9:38 ` Alfred Hodler
2022-06-28 23:33 ` Peter Todd
2022-06-29 22:33 ` Clark Moody
2022-07-01 12:41 ` Alfred Hodler
2022-07-01 17:37 ` Christopher Allen
2022-07-11 10:28 ` Alfred Hodler
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