Re: [Bitcoin-development] Large-blocks and censorship

2013-03-10 Thread Peter Todd
On Thu, Mar 07, 2013 at 02:31:10PM -0700, Daniel Lidstrom wrote: My views on censorship resistance in the face of scaling: 1) I expect if I'm not careful about preserving my privacy with the way I use Bitcoin, then I will always run the risk of being censored by miners. This means connecting

[Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Peter Todd
So with UTXO merkle-sum-fee-trees and fraud notices(1) we can effectively audit the blocks produced by miners and provide a way for SPV nodes to reject invalid blocks without requiring the whole blockchain data. Next step: How do we prevent censorship? Can we at all? Basically while UTXO-style

Re: [Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Peter Todd
On Thu, Mar 07, 2013 at 06:00:18AM -0500, Peter Todd wrote: It's also notably that auditable off-chain transaction systems are vulnerable. All of the trustworthy ones that don't rely on trusted hardware require at least some of their on-chain transactions to be publicly known, specifically so

Re: [Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Mike Hearn
To summarize your post - it's another go at arguing for strongly limited block sizes, this time on the grounds that large blocks make it easier for $AUTHORITY to censor transactions? Is that right? -- Symantec Endpoint

Re: [Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Peter Todd
On Thu, Mar 07, 2013 at 06:42:32PM +0100, Mike Hearn wrote: To summarize your post - it's another go at arguing for strongly limited block sizes, this time on the grounds that large blocks make it easier for $AUTHORITY to censor transactions? Is that right? Yes. Now, can we solve this problem

Re: [Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Mike Hearn
As an aside, there's a paper coming out in perhaps a few months that describes a new way to provide Chaum-style privacy integrated with Bitcoin, but without the use of blinding and without any need for banks. It's quite smart, I was reviewing the paper this week. Unfortunately the technique is too

Re: [Bitcoin-development] Large-blocks and censorship

2013-03-07 Thread Daniel Lidstrom
My views on censorship resistance in the face of scaling: 1) I expect if I'm not careful about preserving my privacy with the way I use Bitcoin, then I will always run the risk of being censored by miners. This means connecting to the network anonymously, not reusing addresses, and perhaps even