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I - Mission Critical Public

Rules and Groups employed by this XCCDF Profile

  • SRG-OS-000341

    Group
  • The operating system must allocate audit record storage capacity to store at least one week's worth of audit records, when audit records are not immediately sent to a central audit record storage facility.

    In order to ensure operating systems have a sufficient storage capacity in which to write the audit logs, operating systems need to be able to allocate audit record storage capacity. The task of a...
    Rule Low Severity
  • SRG-OS-000342

    Group
  • The operating system must offload audit records onto a different system or media from the system being audited.

    Information stored in one location is vulnerable to accidental or incidental deletion or alteration. Off-loading is a common process in information systems with limited audit storage capacity.
    Rule Low Severity
  • SRG-OS-000343

    Group
  • The operating system must immediately notify the SA and ISSO (at a minimum) when allocated audit record storage volume reaches 75 percent of the repository maximum audit record storage capacity.

    If security personnel are not notified immediately when storage volume reaches 75% utilization, they are unable to plan for audit record storage capacity expansion.
    Rule Low Severity
  • SRG-OS-000344

    Group
  • The operating system must provide an immediate real-time alert to the SA and ISSO, at a minimum, of all audit failure events requiring real-time alerts.

    It is critical for the appropriate personnel to be aware if a system is at risk of failing to process audit logs as required. Without a real-time alert, security personnel may be unaware of an impe...
    Rule Medium Severity
  • SRG-OS-000348

    Group
  • The operating system must provide an audit reduction capability that supports on-demand audit review and analysis.

    The ability to perform on-demand audit review and analysis, including after the audit data has been subjected to audit reduction, greatly facilitates the organization's ability to generate incident...
    Rule Low Severity

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