| 1.1.5.1.5 Set 'Windows Firewall: Domain: Apply local connection security rules' to 'Yes (default)' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 1.1.5.3.3 Set 'Windows Firewall: Public: Apply local connection security rules' to 'No' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.5.4 Enable Firewall Stealth Mode | CIS Apple macOS 10.13 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.6.3 Enable Firewall | CIS Apple macOS 10.12 L1 v1.2.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.1 Ensure IP forwarding is disabled - '/etc/sysctl.conf /etc/sysctl.d/*' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.1 Ensure source routed packets are not accepted - 'net.ipv4.conf.default.accept_source_route = 0 - sysctl' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.2 Ensure ICMP redirects are not accepted - 'net.ipv4.conf.default.accept_redirects = 0 /etc/sysctl.conf sysctl.d/*' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.3 Ensure secure ICMP redirects are not accepted - 'net.ipv4.conf.all.secure_redirects = 0 /etc/sysctl.conf /etc/sysctl.d/*' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.6 Ensure bogus ICMP responses are ignored - sysctl | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.7 Ensure Reverse Path Filtering is enabled - 'net.ipv4.conf.default.rp_filter = 1 sysctl' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.8 Ensure TCP SYN Cookies is enabled - sysctl | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3 Enable Strong TCP Sequence Number Generation - TCP_STRONG_ISS = 2 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.1 Ensure IPv6 router advertisements are not accepted - 'sysctl net.ipv6.conf.default.accept_ra = 0' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.2 Ensure IPv6 redirects are not accepted - 'net.ipv6.conf.all.accept_redirects = 0 /etc/sysctl.conf /etc/sysctl.d/*' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4 Disable Source Packet Forwarding - persistent ipv4 = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4 Disable Source Packet Forwarding - persistent ipv4 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4 Disable Source Packet Forwarding - persistent ipv6 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1 Ensure TCP Wrappers is installed | CIS Ubuntu Linux 14.04 LTS Server L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.2 Ensure /etc/hosts.allow is configured | CIS Ubuntu Linux 14.04 LTS Workstation L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.1 Ensure iptables is installed | CIS Ubuntu Linux 14.04 LTS Workstation L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2 Ensure default deny firewall policy - 'Chain INPUT' | CIS Ubuntu Linux 14.04 LTS Server L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.2 Ensure default deny firewall policy - 'Chain INPUT' | CIS Ubuntu Linux 14.04 LTS Workstation L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3 Ensure loopback traffic is configured - OUTPUT | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3 Ensure loopback traffic is configured - output | CIS Ubuntu Linux 14.04 LTS Server L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3 Ensure loopback traffic is configured - output | CIS Ubuntu Linux 14.04 LTS Workstation L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.5 Ensure firewall rules exist for all open ports | CIS Ubuntu Linux 14.04 LTS Server L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.5 Ensure firewall rules exist for all open ports | CIS Ubuntu Linux 14.04 LTS Workstation L1 v2.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.7 Disable Response to ICMP Broadcast Timestamp Requests - current ip = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.8 Disable Response to ICMP Broadcast Netmask Requests - persistent ip = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.8 Disable Response to ICMP Broadcast Netmask Requests - current ip = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.8 Disable Response to ICMP Broadcast Netmask Requests - persistent ip = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.10 Disable Response to Multicast Echo Request - current ipv6 = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.10 Disable Response to Multicast Echo Request - persistent ipv6 = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.11 Ignore ICMP Redirect Messages - persistent ipv4 = 1 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.11 Ignore ICMP Redirect Messages - persistent ipv4 = 1 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.14 Disable TCP Reverse IP Source Routing - persistent tcp = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.14 Disable TCP Reverse IP Source Routing - persistent tcp = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.16 Set Maximum Number of Incoming Connections - current tcp = 1024 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv4-forwarding current = disabled | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv4-routing persistent = disabled | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv6-forwarding persistent = disabled | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv6-routing persistent = disabled | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv4-forwarding persistent = disabled | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.2.7 Enable RFC-recommended Source Route Validation - net.ipv4.conf.all.rp_filter | CIS Debian Linux 7 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.2.8 Enable TCP SYN Cookies | CIS Debian Linux 7 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 9.3.1 Ensure 'Windows Firewall: Public: Firewall state' is set to 'On (recommended)' | CIS Windows 7 Workstation Level 1 + Bitlocker v3.2.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 9.3.6 Ensure 'Windows Firewall: Public: Settings: Apply local connection security rules' is set to 'No' | CIS Windows 7 Workstation Level 1 + Bitlocker v3.2.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Windows Defender Firewall: Protect all network connections | MSCT Windows Server v1909 DC v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Windows Defender Firewall: Protect all network connections | MSCT Windows Server v2004 MS v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Windows Firewall: Protect all network connections | MSCT Windows Server 2016 DC v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
