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I - Mission Critical Classified

Rules and Groups employed by this XCCDF Profile

  • The digital signature algorithm used for DNSSEC-enabled zones must be FIPS compatible.

    <VulnDiscussion>The choice of digital signature algorithm will be based on recommended algorithms in well-known standards. NIST's Digital Sig...
    Rule High Severity
  • SRG-APP-000516-DNS-000091

    <GroupDescription></GroupDescription>
    Group
  • For zones split between the external and internal sides of a network, the resource records (RRs) for the external hosts must be separate from the RRs for the internal hosts.

    &lt;VulnDiscussion&gt;Authoritative name servers for an enterprise may be configured to receive requests from both external and internal clients. ...
    Rule Medium Severity
  • SRG-APP-000516-DNS-000092

    <GroupDescription></GroupDescription>
    Group
  • In a split DNS configuration, where separate name servers are used between the external and internal networks, the external name server must be configured to not be reachable from inside resolvers.

    &lt;VulnDiscussion&gt;Instead of having the same set of authoritative name servers serve different types of clients, an enterprise could have two d...
    Rule Medium Severity

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