Subject: Re: [bitcoin-dev] Hash of UTXO set as consensus-critical

From: "Rune K. Svendsen" <[email-masked]>
Date: Sat, 19 Sep 2015 22:11:08 +0200

An honest miner is a miner that supports the network by building on top of the best valid chain. A malicious miner is one who wants to disrupt the Bitcoin network, not support it, for example by executing a 51% attack which mines empty blocks on top of the best chain.

/Rune

> Den 19/09/2015 kl. 19.19 skrev Justus Ranvier <[email-masked]>:
> 
>> On 19/09/15 10:45, Rune Kjær Svendsen wrote:
>> We need to distinguish between two different things here:
>> 
>> 1) A 51% attack, where the majority of mining power is *malicious* (hence “attack”)
> 
> What does "malicious" mean?
> 
> In other words, If miner A is mining honestly, and miner B is mining
> maliciously, what are some of the possible difference in their behaviour
> we would observe?
> 
> 
> -- 
> Justus Ranvier
> Open Bitcoin Privacy Project
> http://www.openbitcoinprivacyproject.org/
> [email-masked]
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