The scheme of non-hierarchical mechanisms, which may be applied to records and record plan entities, to prevent access by unauthorised users. They may include the definition of user access groups and ad hoc lists of individual named users.

The protection of sensitive communications transmissions over open or private networks so that it cannot be easily intercepted and interpreted by parties other than the intended recipient.

access control|lang=en

Procedures and controls that limit or detect access to minimum essential infrastructure resource elements (people, technology, applications, data and/or facilities), thereby protecting these resources against loss of integrity, confidentiality accountability and/or availability.