[bitcoin-dev] BIP proposal: Inhibiting a covert attack on the Bitcoin POW function

Daniel Robinson danrobinson010 at gmail.com
Thu Apr 6 15:41:32 UTC 2017

I think you're misreading Luv. He's defending the idea of blocking covert

On Thu, Apr 6, 2017 at 11:16 AM Jorge Timón via bitcoin-dev <
bitcoin-dev at lists.linuxfoundation.org> wrote:

> On Thu, Apr 6, 2017 at 2:30 PM, Luv Khemani via bitcoin-dev
> <bitcoin-dev at lists.linuxfoundation.org> wrote:
> >
> > Just to add on to the ethical issue of blocking this.
> >
> >
> > If blocking the covert form of ASICBOOST is seen as unethical, then the
> same can be said about libsecp256k1, various client optimisations,
> Compactblocks.
> This is simply a non sequitur. These optimizations benefit users. On
> the other hand, asicboost doesn't benefit users in any way, it only
> benefits some miners if and only if not all miners use it. It
> obviously harms the miners that aren't using it by making them less
> profitable (maybe to the point that they lose money).
> If all miners use it or if no one of them uses it is equivalent from
> the point of view of the user. In fact, the very fact of allowing it
> makes the network less secure unless every single honest miner uses
> it, for an attacker could use it against the network.
> Even if asicboost was good for users in any way (which as explained
> isn't), this proposal doesn't disable it, only the covert form that
> cannot be proven to be used.
> Therefore there's no rational arguments to oppose this proposal unless
> you are (or are invested in):
> A) A Miner currently using the covert form of asicboost.
> B) A Miner planning to use the covert form of asicboost soon.
> C) An attacker using or planning to use the covert form of asicboost.
> > All of which seek to reduce the efficacy of large miners and selfish
> mining.
> Asicboost doesn't seek this and doesn't help with this in any way.
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