Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-06 Thread Gregory Maxwell
On Wed, Feb 4, 2015 at 2:23 PM, Isidor Zeuner wrote: > Hi there, > > traditionally, the Bitcoin client strives to hide which output > addresses are change addresses going back to the payer. However, > especially with today's dynamically calculated miner fees, this > may often be ineffective: > > A

Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-06 Thread Justus Ranvier
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 02/06/2015 03:08 PM, Jeff Garzik wrote: > Yes. You can certainly add additional inputs and outputs -- and as > such you can increase privacy and defrag your wallet at the same > time. A lot could be done to make regular spends resemble CoinJoin

Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-06 Thread Jeff Garzik
Yes. You can certainly add additional inputs and outputs -- and as such you can increase privacy and defrag your wallet at the same time. On Fri, Feb 6, 2015 at 2:11 AM, Wladimir wrote: > On Wed, Feb 4, 2015 at 2:23 PM, Isidor Zeuner > wrote: > > > A possible approach to handle this issue wou

Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-06 Thread Wladimir
On Wed, Feb 4, 2015 at 2:23 PM, Isidor Zeuner wrote: > A possible approach to handle this issue would be to add a randomized > offset amount to the payment amount. This offset amount can be small > in comparison to the payment amount. > > Any thoughts? Adding/subtracting a randomized offset amou

Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-05 Thread Justus Ranvier
-BEGIN PGP SIGNED MESSAGE- Hash: SHA256 On 02/04/2015 02:23 PM, Isidor Zeuner wrote: > Hi there, > > traditionally, the Bitcoin client strives to hide which output > addresses are change addresses going back to the payer. However, > especially with today's dynamically calculated miner f

Re: [Bitcoin-development] determining change addresses using the least significant digits

2015-02-05 Thread Peter Todd
On Wed, Feb 04, 2015 at 03:23:23PM +0100, Isidor Zeuner wrote: > Hi there, > > traditionally, the Bitcoin client strives to hide which output > addresses are change addresses going back to the payer. However, > especially with today's dynamically calculated miner fees, this > may often be ineffect