documentation_complete: true


title: 'Install the systemd_timesyncd Service'

description: 'The systemd_timesyncd service should be installed.'

rationale: 'Time synchronization (using NTP) is required by almost all network and administrative tasks (syslog, cryptographic based services (authentication, etc.), etc.). systemd_timesyncd is a part of the systemd suite and acts as a NTP client.'

severity: high

references:
    cis-csc: 1,14,15,16,3,5,6
    cobit5: APO11.04,BAI03.05,DSS05.04,DSS05.07,MEA02.01
    isa-62443-2009: 4.3.3.3.9,4.3.3.5.8,4.3.4.4.7,4.4.2.1,4.4.2.2,4.4.2.4
    isa-62443-2013: 'SR 2.10,SR 2.11,SR 2.12,SR 2.8,SR 2.9'
    iso27001-2013: A.12.4.1,A.12.4.2,A.12.4.3,A.12.4.4,A.12.7.1
    nist: CM-6(a)
    nist-csf: PR.PT-1
    pcidss: Req-10.4

{{%- if 'ubuntu' in product %}}
template:
    name: package_installed_guard_var
    vars:
        pkgname: systemd-timesyncd
        variable: var_timesync_service
        value: systemd-timesyncd
{{%- else %}}
template:
    name: package_installed
    vars:
        pkgname: systemd-timesyncd
{{%- endif %}}