A recent bout of incoming phishing has raised a question regarding UTF-8 traffic.

while the actual content of a Subject: line as seen in an MUA shows:
   Subject: =?UTF-8?Q?Final_Notice=3A_Email_Deactivation_    ( etc etc )

what is logged in the exim MTA server logs is:
   T="Final Notice: Email Deactivation     ( etc etc )

questions is:
if a person tries to capture and block this in a dot.forward filter,

do you use: if $h_subject contains "final notice"
        or: if $h_subject contains "final_notice"


--
Jim Pazarena         e...@paz.bz
Haida Gwaii - British Columbia - Canada


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