Blocking spam based on from address

Kevin Miller Kevin_Miller at
Fri Feb 3 20:04:56 GMT 2006

Michael Masse wrote:
> I'm using the latest release of MS and SA with sendmail 8.13 as the
> MTA setup as a relay to a Groupwise system.    I'm having a big
> problem with spam that bogusly claims to come from within my own
> domain either via the envope sender or header sender or both.   SA

Have you set up SPF?  That may help with some of that...

Kevin Miller                Registered Linux User No: 307357
CBJ MIS Dept.               Network Systems Admin., Mail Admin.
155 South Seward Street     ph: (907) 586-0242
Juneau, Alaska 99801        fax: (907 586-4500

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