Confidentiality function

Definition
The confidentiality function

"prevents the unauthorized disclosure of information. The confidentiality function includes the functions hide and reveal. In the context of confidentiality, objects fulfil either or both of the following roles: confidentiality-protected information originator; confidentiality-protected information recipient. Confidentiality-protected information is passed from originator to recipient. A confidentiality-protected information originator supports an interface providing the hide function. A confidentiality-protected information recipient supports an interface providing the reveal function. The confidentiality function may use the key management function."