| 1.1.5.1.11 Set 'Windows Firewall: Domain: Firewall state' to 'On (recommended)' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.6.3 Enable Firewall | CIS Apple OSX 10.11 El Capitan L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.6.4 Enable Firewall Stealth Mode | CIS Apple macOS 10.12 L1 v1.2.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.6.4 Enable Firewall Stealth Mode | CIS Apple OSX 10.10 Yosemite L1 v1.2.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.11 Configure TCP Wrappers - inetadm tcp_wrapers = true | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.12 Configure TCP Wrappers - svcprop tcp_wrappers false | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.12 Set Strict Multihoming - Check ip6_strict_dst_multihoming value. Expected value: 1. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.1.15 Disable TCP Reverse IP Source Routing - Check tcp_rev_src_routes value. Expected value: 0. | CIS Solaris 10 L1 v5.2 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.1 Ensure source routed packets are not accepted - 'net.ipv4.conf.all.accept_source_route = 0 - /etc/sysctl.conf /etc/sysctl.d/*' | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.2.7 Ensure Reverse Path Filtering is enabled - 'net.ipv4.conf.all.rp_filter = 1 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 /etc/sysctl.conf /etc/sysctl.d/*' | 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 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.1 Ensure IPv6 router advertisements are not accepted - 'net.ipv6.conf.default.accept_ra = 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 - current ipv4 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4 Disable Source Packet Forwarding - current ipv4 = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6 Disable Response to ICMP Timestamp Requests - persistent ip = 0 | CIS Solaris 11 L1 v1.1.0 | 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 |
| 3.7 Disable Response to ICMP Broadcast Timestamp 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 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.8 Disable Response to ICMP Broadcast Netmask Requests - current ip = 0 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.9 Disable Response to Broadcast ICMPv4 Echo Request - persistent ip = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.9 Disable Response to Broadcast ICMPv4 Echo Request - persistent ip = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.10 Disable Response to Multicast Echo Request - persistent ipv4 = 0 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.10 Disable Response to Multicast Echo Request - current ipv6 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.11 Ignore ICMP Redirect Messages - current ipv4 = 1 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.11 Ignore ICMP Redirect Messages - current ipv6 = 1 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.12 Set Strict Multihoming - current ipv6 = 0 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.12 Set Strict Multihoming - persistent ipv4 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.13 Disable ICMP Redirect Messages - current ipv6 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.13 Disable ICMP Redirect Messages - persistent ipv6 = 0 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.14 Disable TCP Reverse IP Source Routing - current tcp = 0 | CIS Solaris 11.2 L1 v1.1.0 | 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 |
| 3.15 Set Maximum Number of Half-open TCP Connections - persistent tcp = 4096 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.16 Set Maximum Number of Incoming Connections - current tcp = 1024 | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.16 Set Maximum Number of Incoming Connections - current tcp = 1024 | CIS Solaris 11 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.16 Set Maximum Number of Incoming Connections - persistent tcp = 1024 | CIS Solaris 11.2 L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv4-forwarding persistent = disabled | CIS Solaris 11.2 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 - ipv4-forwarding current = disabled | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.17 Disable Network Routing - ipv4-routing persistent = disabled | CIS Solaris 11.1 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.1.1 Disable IP Forwarding | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.1.2 Disable Send Packet Redirects - 'net.ipv4.conf.all.send_redirects = 0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.1.2 Disable Send Packet Redirects - 'net.ipv4.conf.default.send_redirects = 0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.2.3 Disable Secure ICMP Redirect Acceptance - 'net.ipv4.conf.default.secure_redirects=0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.2.8 Enable TCP SYN Cookies - '/etc/sysctl.conf net.ipv4.tcp_syncookies = 1' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.3.1 Disable IPv6 Router Advertisements - 'net.ipv6.conf.default.accept_ra = 0' | CIS Ubuntu 12.04 LTS Benchmark L1 v1.1.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.3.1 Disable IPv6 Router Advertisements - net.ipv6.conf.all.accept_ra | CIS Debian Linux 7 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 7.3.2 Disable IPv6 Redirect Acceptance - net.ipv6.conf.default.accept_redirects | CIS Debian Linux 7 L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure default deny firewall policy - Chain INPUT | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure loopback traffic is configured | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
