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Guide to the Secure Configuration of Red Hat Enterprise Linux 7

Rules, Groups, and Values defined within the XCCDF Benchmark

  • Verify Ownership of /etc/hosts.deny

    To properly set the owner of /etc/hosts.deny, run the command: 
    $ sudo chown root /etc/hosts.deny
    Rule Medium Severity
    Show

  • The Chrony package is installed

    System time should be synchronized between all systems in an environment. This is typically done by establishing an authoritative time server or se...
    Rule Medium Severity
    Show

  • Install the ntp service

    The ntpd service should be installed.
    Rule High Severity
    Show

  • The Chronyd service is enabled

    chrony is a daemon which implements the Network Time Protocol (NTP) is designed to synchronize system clocks across a variety of systems and use a ...
    Rule Medium Severity
    Show

  • Enable the NTP Daemon

    Run the following command to determine the current status of the <code>chronyd</code> service: <pre>$ sudo systemctl is-active chronyd</pre> If t...
    Rule Medium Severity
    Show

  • Enable the NTP Daemon

    The ntp service can be enabled with the following command: 
    $ sudo systemctl enable ntp.service
    Rule High Severity
    Show

  • Enable the NTP Daemon

    The ntpd service can be enabled with the following command: 
    $ sudo systemctl enable ntpd.service
    Rule Medium Severity
    Show

  • Configure Time Service Maxpoll Interval

    The <code>maxpoll</code> should be configured to <xccdf-1.2:sub idref="xccdf_org.ssgproject.content_value_var_time_service_set_maxpoll" use="legacy...
    Rule Medium Severity
    Show

  • Specify Additional Remote NTP Servers

    Depending on specific functional requirements of a concrete production environment, the Red Hat Enterprise Linux 7 system can be configured to util...
    Rule Medium Severity
    Show

  • Specify a Remote NTP Server

    Depending on specific functional requirements of a concrete production environment, the Red Hat Enterprise Linux 7 system can be configured to util...
    Rule Medium Severity
    Show

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