3.2 Reference Model Security Architecture Definitions

This Part of the Standard makes use of the following terms defined in ISO 7498-2:

  1. Data Confidentiality

Note: The definition is “the property that information is not made available or disclosed to unauthorized individuals, entities or processes.”

  1. Data Origin Authentication

Note: The definition is “the corroboration that the source of data received is as claimed.”

  1. Data Integrity

Note: The definition is “the property that data has not been altered or destroyed in an unauthorized manner.”

  1. Key Management

Note: The definition is “the generation, storage, distribution, deletion, archiving and application of keys in accordance with a security policy.”

e. Digital Signature

Note: The definition is “Data appended to, or a cryptographic transformation of, a data unit that allows a recipient of the data unit to prove the source and integrity of that unit and protect against forgery e.g. by the recipient.”