| 1.1.3.9.7 Configure 'MSS: (TcpMaxDataRetransmissions) How many times unacknowledged data is retransmitted (3 recommended, 5 is default)' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 1.1.3.9.10 Configure 'MSS: (KeepAliveTime) How often keep-alive packets are sent in milliseconds' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 1.1.5.1.3 Set 'Windows Firewall: Domain: Logging: Name' to '%SYSTEMROOT%\System32\logfiles\firewall\domainfw.log' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 1.1.5.1.4 Set 'Windows Firewall: Private: Logging: Size limit (KB)' to '16384 KB or greater' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 1.1.5.3.7 Set 'Windows Firewall: Public: Logging: Name' to '%SYSTEMROOT%\System32\logfiles\firewall\publicfw.log' | CIS Windows 8 L1 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.1 Ensure TCP Wrappers is installed | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.2 Ensure /etc/hosts.allow is configured | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.3.2 Ensure /etc/hosts.allow is configured | CIS Distribution Independent Linux Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1 Ensure TCP Wrappers is installed | CIS CentOS 6 Server L1 v3.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.4.1 Ensure TCP Wrappers is installed | CIS CentOS 6 Workstation L1 v3.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.1 Ensure IPv6 default deny firewall policy - Chain FORWARD | CIS Distribution Independent Linux Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.1 Ensure IPv6 default deny firewall policy - Chain INPUT | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.1 Ensure IPv6 default deny firewall policy - Chain OUTPUT | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.2 Ensure IPv6 loopback traffic is configured - INPUT | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.1.2 Ensure IPv6 loopback traffic is configured - OUTPUT | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.1 Ensure default deny firewall policy - Chain FORWARD | CIS Distribution Independent Linux Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.1 Ensure default deny firewall policy - Chain INPUT | CIS Distribution Independent Linux Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.1 Ensure default deny firewall policy - Chain OUTPUT | CIS Distribution Independent Linux Workstation L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.2.2 Ensure loopback traffic is configured - OUTPUT | CIS Distribution Independent Linux Server L1 v2.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.5.3 Ensure iptables is installed | CIS Debian 9 Server L1 v1.0.1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.3.3.3 Ensure IPv6 outbound and established connections are configured | CIS Debian Family Workstation L1 v1.0.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 3.6.5 Ensure firewall rules exist for all open ports | CIS Amazon Linux v2.1.0 L1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 4.5.1 Install TCP Wrappers | CIS Red Hat Enterprise Linux 5 L1 v2.2.1 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 6.7 Ensure the OWASP ModSecurity Core Rule Set Is Installed and Enabled - Inbound Anomaly Threshold | CIS Apache HTTP Server 2.2 L2 v3.6.0 Middleware | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 6.7 Ensure the OWASP ModSecurity Core Rule Set Is Installed and Enabled - Outbound Anomaly Threshold | CIS Apache HTTP Server 2.2 L2 v3.6.0 | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 6.7 Ensure the OWASP ModSecurity Core Rule Set Is Installed and Enabled - Outbound Anomaly Threshold | CIS Apache HTTP Server 2.2 L2 v3.6.0 Middleware | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 6.7 Ensure the OWASP ModSecurity Core Rule Set Is Installed and Enabled - Paranoia Level | CIS Apache HTTP Server 2.2 L2 v3.6.0 Middleware | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| 18.4.6 Ensure 'MSS: (KeepAliveTime) How often keep-alive packets are sent in milliseconds' is set to 'Enabled: 300,000 or 5 minutes (recommended)' | CIS Windows 7 Workstation Level 2 v3.2.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| 18.4.6 Ensure 'MSS: (KeepAliveTime) How often keep-alive packets are sent in milliseconds' is set to 'Enabled: 300,000 or 5 minutes (recommended)' | CIS Windows 7 Workstation Level 2 + Bitlocker v3.2.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Apply local firewall rules | MSCT Windows 10 v20H2 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Apply local firewall rules | MSCT Windows 10 v21H2 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Apply local firewall rules | MSCT Windows 10 1803 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Apply local firewall rules - Public Profile | MSCT Windows 10 1809 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure bogus ICMP responses are ignored - /etc/sysctl | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure bogus ICMP responses are ignored - sysctl | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure broadcast ICMP requests are ignored - /etc/sysctl | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure ICMP redirects are not accepted - sysctl ipv4 all accept | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure iptables is installed - dpkg | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure Reverse Path Filtering is enabled - /etc/sysctl ipv4 all rp_filter | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure secure ICMP redirects are not accepted - sysctl ipv4 all secure | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure secure ICMP redirects are not accepted - sysctl ipv4 default secure | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| Ensure source routed packets are not accepted - /etc/sysctl ipv4 default accept | Tenable Cisco Firepower Management Center OS Best Practices Audit | Unix | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (DisableIPSourceRouting IPv6) IP source routing protection level (protects against packet spoofing) | MSCT Windows Server v20H2 MS v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (DisableIPSourceRouting) IP source routing protection level (protects against packet spoofing) | MSCT Windows 10 v20H2 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (DisableIPSourceRouting) IP source routing protection level (protects against packet spoofing) | MSCT Windows Server 1903 MS v1.19.9 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (DisableIPSourceRouting) IP source routing protection level (Protects against packet spoofing) | MSCT Windows Server 2012 R2 DC v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (DisableIPSourceRouting) IP source routing protection level (Protects against packet spoofing) | MSCT Windows Server 2016 DC v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (EnableICMPRedirect) Allow ICMP redirects to override OSPF generated routes | MSCT Windows 10 v21H2 v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (EnableICMPRedirect) Allow ICMP redirects to override OSPF generated routes | MSCT Windows Server v2004 DC v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
| MSS: (EnableICMPRedirect) Allow ICMP redirects to override OSPF generated routes | MSCT Windows Server v2004 MS v1.0.0 | Windows | SYSTEM AND COMMUNICATIONS PROTECTION |
