| 3.4.1.1 Ensure iptables is installed | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.1 Ensure nftables is installed | CIS Oracle Linux 8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1.2 Ensure a single firewall configuration utility is in use | CIS Oracle Linux 8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure firewalld is installed | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.1 Ensure nftables base chains exist | CIS Rocky Linux 8 Workstation L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.2 Ensure host based firewall loopback traffic is configured | CIS Red Hat EL8 Server L1 v3.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.4 Ensure network interfaces are assigned to appropriate zone | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.4 Ensure network interfaces are assigned to appropriate zone | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2.4 Ensure nftables established connections are configured | CIS Rocky Linux 8 Server L1 v2.0.0 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.3.3 Ensure an nftables table exists | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.2.4 Ensure iptables default deny firewall policy | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.1 Ensure ip6tables loopback traffic is configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.2 Ensure ip6tables outbound and established connections are configured | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.3 Ensure ip6tables firewall rules exist for all open ports | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.4.3.6 Ensure ip6tables is enabled and active | CIS Red Hat Enterprise Linux 7 v4.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.1 Ensure firewalld is installed - iptables | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.3 Ensure firewalld service is enabled and running | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.3 Ensure firewalld service is enabled and running | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.5 Ensure network interfaces are assigned to appropriate zone | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.6 Ensure unnecessary services and ports are not accepted | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.7 Ensure firewalld drops unnecessary services and ports | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.1 Ensure nftables is installed | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.3 Ensure iptables are flushed | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.4 Ensure a table exists | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.4 Ensure iptables are flushed with nftables - ip6tables | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.5 Ensure an nftables table exists | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.6 Ensure loopback traffic is configured | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.7 Ensure nftables loopback traffic is configured - ip saddr | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.9 Ensure nftables service is enabled | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.10 Ensure nftables service is enabled | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.1 Ensure default deny firewall policy | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.1 Ensure iptables loopback traffic is configured - Chain OUTPUT | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.3 Ensure outbound and established connections are configured | CIS SUSE Linux Enterprise 15 Server L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.5 Ensure iptables rules are saved | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.2.6 Ensure iptables is enabled and running - enabled | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.1 Ensure ip6tables loopback traffic is configured - Chain OUTPUT | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.1 Ensure IPv6 default deny firewall policy | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.2 Ensure ip6tables outbound and established connections are configured - INPUT | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.3 Ensure IPv6 outbound and established connections are configured | CIS SUSE Linux Enterprise 15 Workstation L1 v1.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.4 Ensure ip6tables default deny firewall policy | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3.3.5 Ensure ip6tables rules are saved | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2 Ensure default deny firewall policy - OUTPUT | CIS SUSE Linux Enterprise Server 11 L1 v2.1.1 | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.1.1 Ensure nftables is installed | CIS Red Hat Enterprise Linux 9 v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.2.1 Ensure firewalld drops unnecessary services and ports | CIS Red Hat Enterprise Linux 9 v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.2.2 Ensure firewalld loopback traffic is configured | CIS Red Hat Enterprise Linux 9 v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.3.1 Ensure nftables base chains exist | CIS Red Hat Enterprise Linux 9 v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.3.1 Ensure nftables base chains exist | CIS Rocky Linux 9 v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.3.3 Ensure nftables default deny firewall policy | CIS Rocky Linux 9 v2.0.0 L1 Server | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.3.3 Ensure nftables default deny firewall policy | CIS Rocky Linux 9 v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.3.4 Ensure nftables loopback traffic is configured | CIS Rocky Linux 9 v2.0.0 L1 Workstation | Unix | SECURITY ASSESSMENT AND AUTHORIZATION, SYSTEM AND COMMUNICATIONS PROTECTION |
