[16150] in cryptography@c2.net mail archive
Re: will spammers early adopt hashcash? (Re: Spam Spotlight on Reputation)
daemon@ATHENA.MIT.EDU (Ben Laurie)
Mon Sep 13 13:37:34 2004
X-Original-To: cryptography@metzdowd.com
X-Original-To: cryptography@metzdowd.com
Date: Mon, 13 Sep 2004 13:18:32 +0100
From: Ben Laurie <ben@algroup.co.uk>
To: Adam Shostack <adam@homeport.org>
Cc: Adam Back <adam@cypherspace.org>, bear <bear@sonic.net>,
Hadmut Danisch <hadmut@danisch.de>,
"R. A. Hettinga" <rah@shipwright.com>, cryptography@metzdowd.com,
Eric Johansson <esj@harvee.org>
In-Reply-To: <20040907205640.GD9530@lightship.internal.homeport.org>
Adam Shostack wrote:
> On Tue, Sep 07, 2004 at 04:13:13PM -0400, Adam Back wrote:
>
> | Well we'll see. If they have lots of CPU from zombies and can get and
> | maintain more with limited effort maybe even they can, and CAMRAM's
> | higher cost stamp on introductions only will prevail as the preferred
> | method.
>
> Adam,
>
> You've thought about this more than me. What do you see as
> equilibrium postal rates if the spammers have 10k, 100k, or a million
> nodes to send?
>
> Will spammers run under nice? Use your graphics card as a
> co-processor? Is the rate of new vulns high enough to keep their CPU
> pools filled?
We have some figures for that kind of stuff in
http://www.apache-ssl.org/proofwork.pdf.
Cheers,
Ben.
--
ApacheCon! 13-17 November! http://www.apachecon.com/
http://www.apache-ssl.org/ben.html http://www.thebunker.net/
"There is no limit to what a man can do or how far he can go if he
doesn't mind who gets the credit." - Robert Woodruff
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