| 1.9.1.1 Ensure 'NTP authentication' is enabled | CIS Cisco ASA 9.x Firewall L1 v1.1.0 | Cisco | ACCESS CONTROL, AUDIT AND ACCOUNTABILITY, SYSTEM AND COMMUNICATIONS PROTECTION |
| 2.2.1.1 Ensure time synchronization is in use | CIS Debian 8 Workstation L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.1 Ensure time synchronization is in use | CIS Debian 8 Server L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.2 Ensure ntp is configured - ntp server | CIS Debian 8 Workstation L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.2 Ensure ntp is configured - restrict -4 | CIS Debian 8 Server L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.2 Ensure ntp is configured - RUNASUSER | CIS Debian 8 Workstation L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.2 Ensure ntp is configured - RUNASUSER | CIS Debian 8 Server L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.3 Ensure chrony is configured | CIS Debian 8 Workstation L1 v2.0.2 | Unix | AUDIT AND ACCOUNTABILITY |
| 2.2.1.4 Ensure internal information system clocks are synchronizing - GPS. | CIS Red Hat Enterprise Linux 7 STIG v2.0.0 STIG | Unix | AUDIT AND ACCOUNTABILITY |
| 2.4.3 Set 'ntp source' to Loopback Interface - 'NTP/SNTP is bound to loopback' | CIS Cisco IOS 12 L2 v4.0.0 | Cisco | AUDIT AND ACCOUNTABILITY |
| 3.2 Ensure CloudTrail log file validation is enabled | CIS Amazon Web Services Foundations v5.0.0 L2 | amazon_aws | AUDIT AND ACCOUNTABILITY |
| 6.7.5 Ensure Authentication Keys are used for all NTP Servers | CIS Juniper OS Benchmark v2.1.0 L2 | Juniper | AUDIT AND ACCOUNTABILITY, IDENTIFICATION AND AUTHENTICATION |
| 6.7.6 Ensure Different Authentication Keys for each NTP Server | CIS Juniper OS Benchmark v2.1.0 L2 | Juniper | AUDIT AND ACCOUNTABILITY, IDENTIFICATION AND AUTHENTICATION |
