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bad ciphers were allowed in smtp submssion

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This disallows aNULL and other bad ciphers in the Postfix submission server.

I missed an option in 45e93f7dcc recommended by the blog post I was reading.

Fixes #389.
This commit is contained in:
Joshua Tauberer 2015-05-05 23:14:59 +00:00
parent cbb7f29f96
commit 8c6363f792
1 changed files with 1 additions and 1 deletions
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setup/mail-postfix.sh
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@ -75,7 +75,7 @@ tools/editconf.py /etc/postfix/master.cf -s -w \
"submission=inet n - - - - smtpd
-o syslog_name=postfix/submission
-o smtpd_milters=inet:127.0.0.1:8891
-o smtpd_tls_ciphers=high -o smtpd_tls_protocols=!SSLv2,!SSLv3
-o smtpd_tls_ciphers=high -o smtpd_tls_exclude_ciphers=aNULL,DES,3DES,MD5,DES+MD5,RC4 -o smtpd_tls_protocols=!SSLv2,!SSLv3
-o cleanup_service_name=authclean" \
"authclean=unix n - - - 0 cleanup
-o header_checks=pcre:/etc/postfix/outgoing_mail_header_filters"