Re: [Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Adam Back
On Fri, Jun 06, 2014 at 05:04:41AM -0400, Peter Todd wrote: >On Fri, Jun 06, 2014 at 10:48:52AM +0200, Adam Back wrote: >> Prefix filters offer questionable privacy tradeoffs in my opinion. Same >> problem as with stealth address proposed use of prefixes. > >That's assuming you're doing the propos

Re: [Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Peter Todd
On Fri, Jun 06, 2014 at 02:03:29AM -0700, Gregory Maxwell wrote: > On Fri, Jun 6, 2014 at 1:48 AM, Adam Back wrote: > > Advertising NODE BLOOM as a service sounds good. > > > > But the critique of bloom filters, I am not so sure prefix filters are > > better. Prefix filters offer questionable pri

Re: [Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Gregory Maxwell
On Fri, Jun 6, 2014 at 1:48 AM, Adam Back wrote: > Advertising NODE BLOOM as a service sounds good. > > But the critique of bloom filters, I am not so sure prefix filters are > better. Prefix filters offer questionable privacy tradeoffs in my opinion. > Same problem as with stealth address propos

Re: [Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Peter Todd
On Fri, Jun 06, 2014 at 10:48:52AM +0200, Adam Back wrote: > Advertising NODE BLOOM as a service sounds good. > > But the critique of bloom filters, I am not so sure prefix filters are > better. Prefix filters offer questionable privacy tradeoffs in my > opinion. Same problem as with stealth addr

Re: [Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Adam Back
Advertising NODE BLOOM as a service sounds good. But the critique of bloom filters, I am not so sure prefix filters are better. Prefix filters offer questionable privacy tradeoffs in my opinion. Same problem as with stealth address proposed use of prefixes. All for scalability, efficiency and d

[Bitcoin-development] NODE_BLOOM service bit

2014-06-06 Thread Peter Todd
BIP: https://github.com/petertodd/bips/blob/bip-node-bloom/bip-node-bloom.mediawiki Pull-req: https://github.com/bitcoin/bitcoin/pull/2900 Pretty simple really: service bit NODE_BLOOM is defined to allow nodes to advertise to their peers that they support bloom filters. The network protocol vers