[Leaplist] DKIM good or bad for people and Linux

[Sun State Martial Arts]

John Simpson wrote:
> On 2008-02-11, at 1119, Sun State Martial Arts wrote:
>>
>> Powerful new antiphishing weapon DKIM emerges
>> ...
>> There's a new gun in town, and some of the Internet's most powerful 
>> companies -- including Yahoo 
>> <http://www.networkworld.com/news/financial/yahoo.html>, Google 
>> <http://www.networkworld.com/news/financial/google.html>, PayPal 
>> <http://www.paypal.com> and AOL <http://www.aol.com> -- are 
>> brandishing it in the ongoing battle against e-mail fraud.
>> ...
>> So the question is will something like this help the community at 
>> large or be more of a big guy v little guy type solution?
>
> old news. this was originally known as "domainkeys".
>
> the idea is this: each domain has one or more public keys, which are 
> shared with the world using DNS records. when a message is sent from a 
> domain which has a key, through a server which is legitimately allowed 
> to originate mail for that domain, that server adds a header to the 
> message which contains a cryptographic signature of the message 
> itself. then, anybody who has the domain's public key (i.e. anybody 
> who can do DNS queries) can verify that signature, which proves that 
> (1) the sender IS authorized to send messages from that domain, and 
> (2) the message itself hasn't been changed in transit.
>
> personally, i think it's a good idea. the biggest problem is that only 
> a limited number of domains have created keys and are signing 
> messages, and even fewer of them are verifying the signatures on 
> incoming messages. (at the moment, my own server doesn't do either 
> one- one of my "when i get some free time" projects is to add 
> domainkeys support.)
>
> --------------------------------------------------------
> | John M. Simpson  --  KG4ZOW  --  Programmer At Large |
> | http://www.jms1.net/                 <jms1 at jms1.net> |
> --------------------------------------------------------
> |   Hope for America  --  http://www.ronpaul2008.com/  |
> --------------------------------------------------------
>
> ------------------------------------------------------------------------
>
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>   
Great thank you.

-- 
Raymond L. Brunkow
5th Degree Black Belt
Chief Instructor and Owner
Sun State Martial Arts LLC.
(407) 786-2525
ssma at ssma.us
http://www.ssma.us

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