Yes, I guess the quicker filter exhaustion must be the reason why bitcoinj doesn't make use of outpoints in filters for standard transactions. I'll look into if I can change that.
On 04/14/2018 06:14 PM, Christian Decker via bitcoin-dev wrote: > Note that this would compound the privacy leak that Jonas Nick used to > identify address clusters via the bloom filters in one of his > publications. By reducing the false positives when matching you can get > very detailed clusters. Then again we know that bloom filters aren't > good for privacy anyway, so this might be a non-issue. > > On Sat, Apr 14, 2018, 00:17 Jim Posen via bitcoin-dev > <bitcoin-dev@lists.linuxfoundation.org > <mailto:bitcoin-dev@lists.linuxfoundation.org>> wrote: > > Why not add the outpoints owned by the wallet to the filter and > watch for those instead of elements in the input script or witness data? > > On Fri, Apr 13, 2018 at 12:12 PM, Jonas Schnelli via bitcoin-dev > <bitcoin-dev@lists.linuxfoundation.org > <mailto:bitcoin-dev@lists.linuxfoundation.org>> wrote: > > Hi Andreas > > Thanks for bringing this up and this seems indeed to be suboptimal. > > > I wonder if Bitcoin Core would be willing to extend the BIP37 > matching > > rules such that data elements in the witness are also matched > against? > > Bitcoin Core is not an identity that can be „willing to extend“ > (or reject) a feature. > Someone needs to come up with a proposal (pull request). > > Maybe an extension for BIP37 would make sense (*meh*). > Just inserting the witness data into the bloom filter seems to > be an easy solution (CBloomFilter::IsRelevantAndUpdate()) > > /jonas > > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > <mailto:bitcoin-dev@lists.linuxfoundation.org> > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev > > > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > <mailto:bitcoin-dev@lists.linuxfoundation.org> > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev > > > > _______________________________________________ > bitcoin-dev mailing list > bitcoin-dev@lists.linuxfoundation.org > https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev > _______________________________________________ bitcoin-dev mailing list bitcoin-dev@lists.linuxfoundation.org https://lists.linuxfoundation.org/mailman/listinfo/bitcoin-dev
