An individual (person), organization, device or process. Used interchangeably with “party.”
Sources:
FIPS 186-5 under Entity

  An individual (person), organization, device, or process. Used interchangeably with “entity.”
Sources:
FIPS 186-5 under Party

  Organization entering into an agreement.
Sources:
NIST SP 800-160v1r1 from ISO/IEC/IEEE 15288:2015

  An individual (person), organization, device or process. Used interchangeably with “party”.
Sources:
NIST SP 800-102 under Entity
NIST SP 800-89 under Entity

  An individual (person), organization, device or process. Used interchangeably with “entity”.
Sources:
NIST SP 800-102 under Party
NIST SP 800-89 under Party

  An individual (person), organization, device, or process.
Sources:
NIST SP 800-175B Rev. 1 under Entity

  An individual (person), organization, device, or process. “Party” is a synonym.
Sources:
NIST SP 800-56B Rev. 2 under Entity

  An individual (person), organization, device or process.
Sources:
NIST SP 800-57 Part 1 Rev. 5 under Entity

  A human (person/individual/user), organization, device or process.
Sources:
NIST SP 800-57 Part 2 Rev.1 under Entity

  See Entity.
Sources:
NIST SP 800-133 Rev. 2 under Party
NIST SP 800-152 under Party
NIST SP 800-56B Rev. 2 under Party
NIST SP 800-57 Part 2 Rev.1 under Party

  A person, device, service, network, domain, manufacturer, or other party who might interact with an IoT device.
Sources:
NIST SP 800-213 under Entity
NISTIR 8259A under Entity
NISTIR 8259B under Entity

  An individual (person), organization, device, or process; used interchangeably with “party.”
Sources:
NIST SP 800-133 Rev. 2 under Entity

  An individual (person), organization, device, or a combination thereof. In this Recommendation, an entity may be a functional unit that executes certain processes.
Sources:
NIST SP 800-108r1 [August 2022 (Includes updates as of 02-02-2024)] under entity

  An item inside or outside an information and communication technology system, such as a person, an organization, a device, a subsystem, or a group of such items that has recognizably distinct existence.
Sources:
NIST SP 800-188 under entity from ISO/IEC 24760-1:2011

  item inside or outside an information and communication technology system, such as a person, an organization, a device, a subsystem, or a group of such items that has recognizably distinct existence
Sources:
NISTIR 8053 under entity from ISO/IEC 24760-1:2011

  An individual, group or an organization participating in an action.
Sources:
NISTIR 4734 under Party