Assurance that the confidentiality of, and access to, certain information about an entity is protected.
See the following for more information:
freedom from intrusion into the private life or affairs of an individual when that intrusion results from undue or illegal gathering and use of data about that individual
See NISTIR 8053 from ISO/IEC 2382 for more information.
The right of a party to maintain control over and confidentiality of information about itself.
See NISTIR 4734 under Privacy for more information.