Re: [Bitcoin-development] Release candidates: versions 0.4.1 and 0.5

2011-11-17 Thread Michael Hendricks
2011/11/17 Martinx - ジェームズ Testing the 0.5.0 in Linux, I see a strange behaviour: 1- Open qt-client, blockchain stops the downloading at 10%... Wait 30 minutes... not reach 11%... 2- Close and reopen the qt-client, blockchain start again at 0%... Normal!? 3-

Re: [Bitcoin-development] CAddrMan: Stochastic IP address manager

2012-01-30 Thread Michael Hendricks
On Mon, Jan 30, 2012 at 7:05 PM, Gavin Andresen wrote: Given the randomness in Pieter's design, that seems extremely unlikely / difficult to do. Is it possible to do a back-of-the-envelope calculation to figure out what percentage of nodes on the network an attacker

Re: [Bitcoin-development] CAddrMan: Stochastic IP address manager

2012-01-31 Thread Michael Hendricks
On Tue, Jan 31, 2012 at 12:17 AM, Gregory Maxwell wrote: On Mon, Jan 30, 2012 at 11:33 PM, Michael Hendricks wrote: address manager point to the attacker.  If a client has 8 connections to the network, a Sybil attack would succeed 1.7% of the time. Meh

Re: [Bitcoin-development] Implementing batch processing for -blocknotify

2013-05-31 Thread Michael Hendricks
On Fri, May 31, 2013 at 5:56 AM, Rune Kjær Svendsen runesv...@gmail.comwrote: I have an application that wants to keep up with new blocks as they come in. For that I can use the -blocknotify option with bitcoind, which will execute my application for each new block. The problem is that my

Re: [Bitcoin-development] Proposal: soft-fork to make anyone-can-spend outputs unspendable for 100 blocks

2013-06-03 Thread Michael Hendricks
On Mon, Jun 3, 2013 at 5:43 PM, Melvin Carvalho melvincarva...@gmail.comwrote: Sorry if this is a stupid question, but why would someone want to sacrifice their bitcoins? Good question. One reason is Cheers, Michael

Re: [Bitcoin-development] HTTP REST API for bitcoind

2013-07-22 Thread Michael Hendricks
+1 and thank you. I've prototyped a couple different Bitcoin projects that would benefit from this. I'm traveling with poor 'net so I haven't read the patches yet. I echo pull request comments about using Accept and Accept-Encoding headers. Same for an API version number in the URL. It'd be

Re: [Bitcoin-development] HTTP REST API for bitcoind

2013-07-23 Thread Michael Hendricks
On Tue, Jul 23, 2013 at 4:36 AM, Pieter Wuille pieter.wui...@gmail.comwrote: Apart from that, exposing this HTTP-based interface publicly has its own problems, like security risks and potential DoS risks. If anything, we should be reducing the attack surface rather than increase it. IMHO, the

Re: [Bitcoin-development] [PATCH] bitcoind: whitelist nodes, to prevent them from being banned

2013-11-22 Thread Michael Hendricks
Wrong patch? This looks like node.js code for something called txtool. -- Michael On Fri, Nov 22, 2013 at 1:46 PM, Jeff Garzik wrote: Trying something new... a [simple] patch sent to the list, for discussion. Seems unlikely to be controversial. github access is