You should be able to set "smtpd_data_restrictions = reject_unauth_pipelining" in your main.cf This option is available in "older" postfix versions and even works with postfix 2.10. Don't know if it is as good of a…
You should be able to set "smtpd_data_restrictions = reject_unauth_pipelining" in your main.cf This option is available in "older" postfix versions and even works with postfix 2.10. Don't know if it is as good of a…