# iptables -A OUTPUT -m owner --uid-owner www-data -m state --state new -j DROP AllowOverride None Options -Indexes -Includes -ExecCGI -FollowSymLinks Options Indexes FollowSymLinks Options +Includes -Indexes ServerSignature Off ServerTokens Prod MDChallengeDns01 /usr/bin/acme-setup-dns acme-setup-dns setup example.com acme-setup-dns teardown example.com [Fri Jan 01 13:41:06.880247 2020] [md:notice] [pid 776:tid 139942708430592] AH10059: The Managed Domainwww.example.com has been setup and changes will be activated on next (graceful) server restart. SetHandler md-status Require ip 192.0.2.0/24 apt install libapache2-mod-security2