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| author | Luke Smith <luke@lukesmith.xyz> | 2022-03-29 03:32:05 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-03-29 03:32:05 +0000 |
| commit | bb81d52537cf8015db95c15dacd4395ea1026549 (patch) | |
| tree | 6cfe9a3a69743dcbaa60b5a801d34ed4eaa073ab | |
| parent | a371f9a56949c98519f98b23b0050f8b6f991d2b (diff) | |
| parent | e66616423184fd5ac04e134fd4e4fc601d11d709 (diff) | |
Merge pull request #194 from Theory-of-Everything/fork
Fix: #178 leakage of public IP addresses in sent emails
| -rwxr-xr-x | emailwiz.sh | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/emailwiz.sh b/emailwiz.sh index 1d74054..3c0d07f 100755 --- a/emailwiz.sh +++ b/emailwiz.sh @@ -99,6 +99,14 @@ postconf -e 'smtpd_recipient_restrictions = permit_sasl_authenticated, permit_my # boomers want and no one else). postconf -e 'home_mailbox = Mail/Inbox/' +# A fix referenced in issue #178 - Postfix configuration leaks ip addresses (https://github.com/LukeSmithxyz/emailwiz/issues/178) +# Prevent "Received From:" header in sent emails in order to prevent leakage of public ip addresses +postconf -e "header_checks = regexp:/etc/postfix/header_checks" + +# strips "Received From:" in sent emails +echo "/^Received:.*/ IGNORE +/^X-Originating-IP:/ IGNORE" >> /etc/postfix/header_checks + # master.cf echo "Configuring Postfix's master.cf..." |