Re: [Asrg] hiring challenge responders

"C. Wegrzyn" <wegrzyn@garbagedump.com> Thu, 26 June 2003 19:20 UTC

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From: "C. Wegrzyn" <wegrzyn@garbagedump.com>
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To: Yakov Shafranovich <research@solidmatrix.com>
CC: Dave Aronson <dja2003@hotpop.com>, asrg@ietf.org
Subject: Re: [Asrg] hiring challenge responders
References: <200306261657.h5QGvlZx019967@calcite.rhyolite.com> <5.2.0.9.2.20030626124043.00bb4ea0@std5.imagineis.com> <200306261657.h5QGvlZx019967@calcite.rhyolite.com> <5.2.0.9.2.20030626151205.00bb62b0@std5.imagineis.com>
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Date: Thu, 26 Jun 2003 15:17:08 -0400
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I heard the number as 1% conversion rate: for every 100 messages sent, 
99 will reject it and 1 will buy it!

Chuck

Yakov Shafranovich wrote:

> At 02:43 PM 6/26/2003 -0400, Dave Aronson wrote:
>
>> Vernon Schryver <vjs@calcite.rhyolite.com> wrote:
>>
>>  > Let's do some arithmetic.  At $10/hour and 10 seconds per challenge
>>  > answered or account created, the cost would be about $0.03 address.
>>  > That sounds a little but not very high to send mail until the
>>  > challenge whitelist entry is deleted by the spam target.  It sounds
>>  > low for a valid sender account that can be used for millions of
>>  > messages for days until the free provider notices enough bounces
>>  > or receives a complaint and terminates it.
>>
>> Does anybody have any actual numbers on how good a return spammers 
>> get on
>> their spam, in terms of, say, cents per thousand spams?  I suspect this
>> will be very hard to measure for spam that works indirectly (like
>> getting people to go to a URL that does not have an embedded tracking
>> number), and vastly different per category, but there may be SOME hard
>> data out there....
>
> [..]
>
> There was a news article a while back somewhere about the Iraq playing 
> cards that were made by some company. It had some financial figures.
>
> Yakov
>
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