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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>
This commit is contained in:
Kristian Feldsam 2023-09-04 20:54:49 +02:00
parent b05ef8edac
commit 100e8ab00d
1 changed files with 2 additions and 1 deletions
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3
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
endif
/^\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-Forward/ IGNORE
# Not removing UA by default, might be signed