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Re: [tor-talk] Wikimedia and Tor
i am unfamiliar with this stuff. how many people can see/ read this here?
On Wed, Oct 1, 2014 at 11:34 AM, Mirimir <mirimir@xxxxxxxxxx> wrote:
> On 10/01/2014 12:10 PM, Derric Atzrott wrote:
> >> Even imposing a nontrivial cost for creating accounts (say 10 BTC) would
> >> not help. Determined adversaries would pay it. And of course, that would
> >> exclude numerous innocents who wouldn't or couldn't pay.
> > Yeah, I was just listing off some items that we came up with
> > over the past few years. Clearly that item was cut fairly quickly. Some
> > type of proof of work might work, so long as it was expensive enough to
> > deter attackers after the first few times while still cheap enough to
> > generate just once for well behaved actors.
> Wikimedia could authenticate users with GnuPG keys. As part of the
> process of creating a new account, Wikimedia could randomly specify the
> key ID (or even a longer piece of the fingerprint) of the key that the
> user needs to generate. Generating the key would require arbitrarily
> great effort, but would impose negligible cost on Wikimedia or users
> during subsequent use. Although there's nothing special about such GnuPG
> keys as proof of work, they're more generally useful.
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