Subject: Re: [bitcoin-dev] Taproot (and graftroot) complexity

From: Lloyd Fournier <[email-masked]>
Date: Sun, 20 Sep 2020 13:23:28 +1000

Hi Jay,

I don't think there's much of a difference in security or privacy.
The advice to avoid key-reuse remains the same and for the same reasons.

LL

On Sat, Sep 19, 2020 at 11:08 PM Jay Berg via bitcoin-dev
<[email-masked]> wrote:
>
> Newb here..  don’t know if "in-reply-to" header is misbehaving.
>
> But this is the OP thread:
>
> [bitcoin-dev] Taproot (and graftroot) complexity
> Anthony Towns aj at erisian.com.au
> Mon Feb 10 00:20:11 UTC 2020
>
> https://lists.linuxfoundation.org/pipermail/bitcoin-dev/2020-February/017622.html
>
> <a href="mailto:bitcoin-dev%40lists.linuxfoundation.org?Subject=Re:%20Re%3A%20%5Bbitcoin-dev%5D%20Taproot%20%28and%20graftroot%29%20complexity&In-Reply-To=%3C20200210002011.lelhcdmjejmoh6xv%40erisian.com.au%3E" title="[bitcoin-dev] Taproot (and graftroot) complexity">aj at erisian.com.au
>  </a>
>
> On 9/19/20, 5:35 AM, "bitcoin-dev on behalf of Jay Berg via bitcoin-dev" <[email-masked] on behalf of [email-masked]> wrote:
>
>
>     > At the time you create a utxo, provided you don't reuse keys, all taproot
>     > spends are indistinguishable. At the time you spend a taproot utxo,
>
>     does reusing keys act differently in taproot than with Pay-to-PubKey-Hash? Or is it the same deal.. same pubkey creates same address?
>
>     Question is: is the security/privacy implications worse when reusing pubkeys with taproot?
>
>     ty
>     jay
>
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