|1. Confidentiality of data means data within an organisation can be categorised based on their information regarding who can access them.
Notes (1): Certain information can only be accessed by personnel of high authority.
2. Confidentiality revolves around the principle of ‘least privilege.’ This principle states that access to information, assets, etc. should be granted only on a need to know basis so that information which is only available to some should not be accessible by everyone.
Source: (INFOSEC Institute, 2017)
3. Confidentiality means protecting and keeping your secrets. Espionage and data theft are threats to confidentiality.
Source: (Gault, 2015)