MA-4(4)

  • Requirement

    Protect nonlocal maintenance sessions by:
    (a) Employing [Assignment: organization-defined authenticators that are replay resistant]; and
    (b) Separating the maintenance sessions from other network sessions with the system by either:
    (1) Physically separated communications paths; or
    (2) Logically separated communications paths.

  • Discussion

    Communications paths can be logically separated using encryption.

More Info

  • Title

    Nonlocal Maintenance | Authentication and Separation of Maintenance Sessions

  • Family

    Maintenance

  • Related NIST 800-53 ID

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