nanog mailing list archives

RE: Anti-spam System Idea


From: "Tim Thorpe" <tim () cleanyourdirt com>
Date: Sun, 15 Feb 2004 20:35:54 -0800


Seeing as this system would directly impact network operators (the NO in
naNOg) I must disagree.

If Merit's staff feels otherwise then I sincerely apologize and will of
course move the discussion, I will limit the out of context chatter to a
minimum however.

Tthorpe
opusnet

-----Original Message-----
From: Stephen Sprunk [mailto:stephen () sprunk org] 
Sent: Sunday, February 15, 2004 8:00 PM
To: Tim Thorpe
Cc: North American Noise and Off-topic Gripes
Subject: Re: Anti-spam System Idea

This topic has been consistently ruled off-topic for NANOG by 
Merit's staff.
Please respect those of us who don't want to hear about spam here.

For those interested, the IRTF's ASRG is actively studying 
anti-spam techniques and I'm sure they'd be interested in 
hearing all of your ideas (after you verify they haven't been 
tried before).
http://www.irtf.org/charters/asrg.html

S

Stephen Sprunk        "Stupid people surround themselves with smart
CCIE #3723           people.  Smart people surround themselves with
K5SSS         smart people who disagree with them."  --Aaron Sorkin
----- Original Message -----
From: "Tim Thorpe" <tim () cleanyourdirt com>
To: <nanog () merit edu>
Sent: Saturday, 14 February, 2004 02:30
Subject: Anti-spam System Idea



I wanted to run this past you to see what you thought of it 
and get some
feedback on pro's and cons of this type of system.

 I have been thinking recently about the ever increasing 
amount of spam
that
is flooding the internet, clogging mail servers, and in 
general pissing us
all off.

I think it time to do something about it. very few systems 
are effective
at
blocking spam at the server level, and the ones that exist 
have a less
then
stellar reputation and are not very effective on top of that.

95% of spam comes through relays and its headers are forged 
tracking an
E-mail back that you've received is becoming next to 
impossible, its also
very time consuming and why waste your time on scumbags?

my idea;
a DC network that actively scans for active relays and 
tests them, it
compiles a list on a daily basis of compromised IP 
addresses (or even
addresses that are willingly allowing the relay) making 
this list freely
available to ISPs via a secure and tracked site.

to test a relay you actually have to send mail through it, I have a
solution
for this as well, the clients are set to e-mail a certain 
address that
changes daily the E-mails are signed with a crypto key to verify
authenticity (that way spammers can't abuse the address if 
it doesn't have
the key, it get canned)

work with ISP's to correct issues on their network help 
completely black
list IP's from their network that are operating as an open relay and
redirect to a page that alerts them of the compromise and 
solutions to fix
the problem. the only way people are going to become aware 
of security
issues such as this is if something happens that wakes them 
up, if they
can't access a % of the web it would hopefully clue them in.

because these scans only need to take place once per IP per 
day and over a
large distribution of computers performing the tests, I 
don't see network
load becoming a big issue, no bigger then it currently is.

the only way to fight spammers is to squeeze them out of hiding, and
that's
what I hope this system would be designed to do.

I do not have the coding knowledge to do this I will need 
coders, I do
have
the PR skills to work with ISPs. I am also working with my 
congresswoman
to
pave the way for legal clearance for this program.

I would greatly appreciate your input on this and anything 
I may have
overlooked. I would also like to know if this would be a DC 
program you
would run.

a lot of people argue the practical application of DC. 
although we know
differently this project would show them what DC can do for 
them and wake
them up to perhaps other DC projects.






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