Hill Ruyter wrote:
> I am getting a lot of mail recently that  is passing my HELO  tests and
> callouts  
> but it has clear fakery that I could test for if I knew how 
> 
> the envelope from and  from address are not the same 
> in fact the from address is pretending to be me  
> 
> I  basically want to say 
> if  envelope-from is not equal to from and from is equal to me then drop  

That way lies false positives. The email that I'm replying to had an 
envelope sender of:

exim-users-bounces+lists.grepular....@exim.org

And a From header of:

"Hill Ruyter" <hill#ruyter.co.uk>

However, if you do want to take that route, in Exim you'd do something 
like this in the acl_smtp_data acl:

deny condition = ${if !eq{$sender_address}{${address:$h_From:}}}
      condition = ${if eq{${address:$h_From:}}{hill#ruyter.co.uk}}

-- 
Mike Cardwell - IT Consultant and LAMP developer
Cardwell IT Ltd. (UK Reg'd Company #06920226) http://cardwellit.com/

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