Re: [exim] DKIM and/or DomainKeys

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Author: Ian Eiloart
Date:  
To: Dan_Mitton, exim-users
Subject: Re: [exim] DKIM and/or DomainKeys


--On 29 October 2008 10:31:16 -0700 Dan_Mitton@??? wrote:

> Is anyone out there using DKIM and/or DomainKeys in either a signing
> and/or verifying mode?
>
> I am specifically trying to deal with yahoo.com mail/spam, but it seems
> like yahoo.com's own domainkey policy is that they are still in testing
> "t=y" and they don't sign all messages "o=~", so what is there to do?


About the only thing you can usefully do here is to whitelist known
correspondents, when their mail carries a valid signature. The *could* be a
useful tool in a .gov environment, depending on the nature of your problem.

> Do I have this right or am I missing something? Another sender that

does
> DomainKeys is cisco.com, but it seems like cisco.com doesn't have a
> policy record, no _domainkey.cisco.com ??
>
> Any help or insight would be greatly appreciated.
>
> Thanks,
>
> Dan




--
Ian Eiloart
IT Services, University of Sussex
x3148