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internal network

Definition(s):

  A network where: (i) the establishment, maintenance, and provisioning of security controls are under the direct control of organizational employees or contractors; or (ii) cryptographic encapsulation or similar security technology provides the same effect. An internal network is typically organization-owned, yet may be organization-controlled while not being organization-owned.
Source(s):
CNSSI 4009-2015 from NIST SP 800-53 Rev. 4

  A network where establishment, maintenance, and provisioning of security controls are under the direct control of organizational employees or contractors; or the cryptographic encapsulation or similar security technology implemented between organization-controlled endpoints, provides the same effect (with regard to confidentiality and integrity). An internal network is typically organization-owned, yet may be organization-controlled while not being organization-owned.
Source(s):
NIST SP 800-171 Rev. 2
NIST SP 800-171 Rev. 1 [Superseded]

  A network where the establishment, maintenance, and provisioning of security controls are under the direct control of organizational employees or contractors. Cryptographic encapsulation or similar security technology implemented between organization-controlled endpoints provides the same effect (at least regarding confidentiality and integrity). An internal network is typically organization-owned yet may be organization-controlled while not being organization-owned.
Source(s):
NIST SP 800-53 Rev. 5

  A network where the establishment, maintenance, and provisioning of security controls are under the direct control of organizational employees or contractors, or the cryptographic encapsulation or similar security technology implemented between organization-controlled endpoints provides the same effect (with regard to confidentiality and integrity). An internal network is typically organization-owned yet may be organization-controlled while not being organization-owned.
Source(s):
NIST SP 800-172

  A network where: (i) the establishment, maintenance, and provisioning of security controls are under the direct control of organizational employees or contractors; or (ii) cryptographic encapsulation or similar security technology implemented between organization-controlled endpoints, provides the same effect (at least with regard to confidentiality and integrity). An internal network is typically organization-owned, yet may be organization-controlled while not being organization-owned.
Source(s):
NIST SP 800-53 Rev. 4 [Superseded] under Internal Network