Re: preventing authenticated smtp users from triggering PBL

[Kris Deugau]

Ted Mittelstaedt wrote:
On 12/17/2010 8:41 AM, Jason Bertoch wrote:
Based on the headers you included, there's nothing indicating the sender
was authenticated. Are you using the following in postfix?
smtpd_sasl_authenticated_header yes


And what prevents a spammer from forging this into a header and
bypassing SA?  Just askin.

It's not a separate header;  it's a switch to indicate SMTP AUTH in the 
Received: header that Postfix adds.

-kgd