Postfix – SSLv3 deaktivieren von MedienDeZign | Okt 19, 2014 | DiesUndDas Weitere Beiträge Lenovo SSD Express Cache RDS 2012 R2 - Desktop Experience Ubuntu - Versions Upgrade # vi /etc/postfix/main.cf smtpd_tls_mandatory_protocols=!SSLv2,!SSLv3 # /etc/init.d/postfix restart