Re: [Bitcoin-development] Bitcoin Wallet for Android

2012-07-09 Thread Ben Reeves
a combination of https://github.com/blockchain/My-Wallet and https://github.com/blockchain/My-Wallet-Integrity-Checker but I could see why that might be more of an issue for the the official site. Thank You, Ben Reeves On 9 Jul 2012, at 15:00, Gregory Maxwell wrote: On Mon, Jul 9, 2012 at 5:21 AM, Amir

Re: [Bitcoin-development] Duplicate transactions vulnerability

2012-03-01 Thread Ben Reeves
. It also might be prudent to have a blockchain repair script ready, which checks the db for missing coinbase transactions and downloads them from another peer or block explorer if necessary. Thank You, Ben Reeves www.blockchain.info On Wed, Feb 29, 2012 at 11:45 PM, Pieter Wuille pieter.wui...@gmail.com

Re: [Bitcoin-development] Duplicate transactions vulnerability

2012-03-01 Thread Ben Reeves
on restart and could cause problems for new clients during the initial blockchain download. Is there a reason not to disallow duplicate coinbases entirely? On Thu, Mar 1, 2012 at 10:15 AM, Ben Reeves supp...@pi.uk.com wrote: Yes you are right. Any fix in DisconnectBlock() has the same potential

Re: [Bitcoin-development] Duplicate transactions vulnerability

2012-03-01 Thread Ben Reeves
height fix now? On Thu, Mar 1, 2012 at 2:27 PM, Gregory Maxwell gmaxw...@gmail.com wrote: On Thu, Mar 1, 2012 at 8:09 AM, Ben Reeves supp...@pi.uk.com wrote: One more thing to add. The implementation in the reference patch fixes the blockchain forking issue however by still allowing spent coinbases

Re: [Bitcoin-development] Duplicate transactions vulnerability

2012-02-29 Thread Ben Reeves
I'm not sure. What if they use a coinbase of a block that has already matured? On Wed, Feb 29, 2012 at 10:46 PM, Gavin Andresen gavinandre...@gmail.com wrote: On Wed, Feb 29, 2012 at 5:05 PM, Ben Reeves supp...@pi.uk.com wrote: A malicious miner can produce a duplicate coinbase which