The basic security mechanics are confidentiality, integrity, and availability. In the case of the wireless world (as in many other worlds), authentication, authorization, and access control are also the basic security mechanics to be achieved. Many times, availability is viewed as a quality-of-service (QoS) feature rather than a security issue. Cryptography, in some sense, is the mechanism to achieve the security goals. The topics of interest to the wireless world are digital signature, encryption, and key management.
The following list provides the formal definitions of the basic security mechanics:
Definition: The capability to send (and receive) data without divulging any part to unauthorized entities during ...