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. 2020 Dec 28;8(21):15694–15703. doi: 10.1109/JIOT.2020.3047662

TABLE I. Symbols, Abbreviations, and Operators Description.

Notation Definition
Inline graphic, Inline graphic C: Challenge, R: Response, N: Number, E: Entity
Inline graphic, Inline graphic Physically Unclonable Function
Inline graphic Unique identity of doctor issued by Hospital
Inline graphic Unique license no. issued by Medical Council
Inline graphic International equipment identity of Sensor Node
Inline graphic, Inline graphic Temporary identity of User and Sensor Node
Inline graphic, F User password, Strong cryptography function
Inline graphic, Inline graphic, Inline graphic Nonce
Inline graphic, Inline graphic Session Key
h(.) one way cryptography hash function
Inline graphic, Inline graphic Bit-wise XOR and concatenation operator
Inline graphic Is A identical to B?