Re: [Bitcoin-development] BIP proposal: Authenticated prefix trees

2014-01-07 Thread Mark Friedenbach
-BEGIN PGP SIGNED MESSAGE- Hash: SHA1 On 01/06/2014 10:31 PM, Thomas Voegtlin wrote: You are right. The 256-way branching follows from the fact that the tree was implemented using a key-value database operating with byte strings (leveldb). With this implementation constraint, a

Re: [Bitcoin-development] Privacy and blockchain data

2014-01-07 Thread Jeremy Spilman
2) Common prefixes: Generate addresses such that for a given wallet they all share a fixed prefix. The length of that prefix determines the anonymity set and associated privacy/bandwidth tradeoff, which remainds a fixed ratio of all transactions for the life of the wallet.