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Domain Name System (DNS) Security Requirements Guide

Rules, Groups, and Values defined within the XCCDF Benchmark

  • The DNS server implementation must, for password-based authentication, require immediate selection of a new password upon account recovery.

    <VulnDiscussion>Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authen...
    Rule Medium Severity
    Show

  • SRG-APP-000860

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must, for password-based authentication, allow user selection of long passwords and passphrases, including spaces and all printable characters.

    &lt;VulnDiscussion&gt;Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authen...
    Rule Medium Severity
    Show

  • SRG-APP-000865

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must, for password-based authentication, employ automated tools to assist the user in selecting strong password authenticators.

    &lt;VulnDiscussion&gt;Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authen...
    Rule Medium Severity
    Show

  • SRG-APP-000870

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must, for password-based authentication, enforce organization-defined composition and complexity rules.

    &lt;VulnDiscussion&gt;Password-based authentication applies to passwords regardless of whether they are used in single-factor or multifactor authen...
    Rule Medium Severity
    Show

  • SRG-APP-000875

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must, for public key-based authentication, implement a local cache of revocation data to support path discovery and validation.

    &lt;VulnDiscussion&gt;Public key cryptography is a valid authentication mechanism for individuals, machines, and devices. For PKI solutions, status...
    Rule Medium Severity
    Show

  • SRG-APP-000880

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must protect nonlocal maintenance sessions by separating the maintenance session from other network sessions with the system by logically separated communications paths.

    &lt;VulnDiscussion&gt;Nonlocal maintenance and diagnostic activities are conducted by individuals who communicate through either an external or int...
    Rule Medium Severity
    Show

  • SRG-APP-000910

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must include only approved trust anchors in trust stores or certificate stores managed by the organization.

    &lt;VulnDiscussion&gt;Public key infrastructure (PKI) certificates are certificates with visibility external to organizational systems and certific...
    Rule Medium Severity
    Show

  • The DNS server implementation must synchronize system clocks within and between systems or system components.

    &lt;VulnDiscussion&gt;Time synchronization of system clocks is essential for the correct execution of many system services, including identificatio...
    Rule Medium Severity
    Show

  • SRG-APP-000925

    <GroupDescription></GroupDescription>
    Group
    Show

  • The DNS server implementation must compare the internal system clocks on an organization-defined frequency with organization-defined authoritative time source.

    &lt;VulnDiscussion&gt;Synchronization of internal system clocks with an authoritative source provides uniformity of time stamps for systems with mu...
    Rule Medium Severity
    Show

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