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[Postfix] Do not remove X-Mailer header

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some providers, like seznam.cz use X-Mailer in DKIM signatures

Signed-off-by: Kristian Feldsam <feldsam@gmail.com>
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Kristian Feldsam committed 2023-12-27 16:32:50 +01:00
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commit 100e8ab00d
1 file changed
+2 -1
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data/conf/postfix/anonymize_headers.pcre
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@@ -12,7 +12,8 @@ if /^\s*Received: from.* \(.*rspamd-mailcow.*mailcow-network.*\).*\(Postcow\)/
REPLACE Received: from rspamd (rspamd $3) by $4 (Postcow) with $5 REPLACE Received: from rspamd (rspamd $3) by $4 (Postcow) with $5
endif endif
/^\s*X-Enigmail/ IGNORE /^\s*X-Enigmail/ IGNORE
/^\s*X-Mailer/ IGNORE # Not removing Mailer by default, might be signed
#/^\s*X-Mailer/ IGNORE
/^\s*X-Originating-IP/ IGNORE /^\s*X-Originating-IP/ IGNORE
/^\s*X-Forward/ IGNORE /^\s*X-Forward/ IGNORE
# Not removing UA by default, might be signed # Not removing UA by default, might be signed