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Add additional headers to DKIM signature

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By default OpenDKIM will sign just `From`, `To`, `Sender`,
`Subject` and `Date`.

It makes sense to also sign other headers (especially `Reply-To`)
to make sure nobody fiddles with the email.
This commit is contained in:
Bojan Čekrlić 2019-09-17 09:31:42 +02:00
parent ecfb59dffd
commit 4d6919e54c
1 changed files with 3 additions and 0 deletions
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3
opendkim.conf
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@ -19,3 +19,6 @@ SignatureAlgorithm rsa-sha256
UserID opendkim:opendkim
Socket inet:8891@localhost
SignHeaders From,Sender,To,CC,Subject,Message-Id,Date,MIME-Version,Content-Type,Reply-To
OversignHeaders From,Sender,To,CC,Subject,Message-Id,Date,MIME-Version,Content-Type,Reply-To