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From: Chris <ctpacia@gmail•com>
To: bitcoin-dev@lists•linuxfoundation.org
Subject: Re: [bitcoin-dev] Bitcoin Core to disable Bloom-based Filtering by default
Date: Fri, 26 Jul 2019 12:48:36 -0400	[thread overview]
Message-ID: <aae66fbc-3d25-62f9-c434-017e52322d7a@gmail.com> (raw)
In-Reply-To: <qh76ln$41ag$1@blaine.gmane.org>

On 7/23/19 10:47 AM, Andreas Schildbach via bitcoin-dev wrote:

> 3) Afaik, it enforces/encourages address re-use. This stems from the
> fact that the server decides on the filter and in particular on the
> false positive rate. On wallets with many addresses, a hardcoded filter
> will be too blurry and thus each block will be matched. So wallets that
> follow the "one address per incoming payment" pattern (e.g. HD wallets)
> at some point will be forced to wrap their key chains back to the
> beginning. If I'm wrong on this one please let me know.

Maybe someone who knows better can confirm but I thought I read the the 
fp rate on the filter was chosen assuming a wallet would average a 
certain number of addresses (ie, they assumed use of an HD wallet). Your 
criticism might be valid for wallets that well exceed the average.



  parent reply	other threads:[~2019-07-26 16:48 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-07-20 17:46 Matt Corallo
2019-07-21 22:56 ` Andreas Schildbach
2019-07-22  5:01   ` Matt Corallo
2019-07-22 15:58     ` Justus Ranvier
2019-07-26  7:45       ` Tamas Blummer
2019-07-22  8:32   ` Peter Todd
2019-07-22 13:25   ` Jonas Schnelli
2019-07-22 17:17     ` Luke Dashjr
2019-07-22 17:26   ` Luke Dashjr
2019-07-23 14:47   ` Andreas Schildbach
2019-07-24 13:11     ` Justus Ranvier
2019-07-25  3:04     ` Luke Dashjr
2019-07-26 10:04     ` Jonas Schnelli
2019-07-27 16:10       ` Matt Corallo
2019-07-26 16:48     ` Chris [this message]
2019-07-27 19:19     ` Luke Dashjr
2019-07-22 15:04 ` Tom Harding
2019-07-22 15:15   ` Dustin Dettmer
     [not found] ` <FF0175BF-1D1F-4AD4-9B13-99D522DBCD83@bridge21.com>
2019-08-14 15:07   ` Matt Corallo
2019-07-22 18:52 Peter
2019-07-22 20:42 ` Greg Sanders
2019-07-22 21:17 ` Luke Dashjr
2019-07-23 20:36 ` Peter Todd

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