Research Article
A Lightweight Three-Party Mutual Authentication Protocol for Internet of Health Things Systems
Table 3
Time requirement of the calculation method.
| Signs | Description | Times ( |
| | Hash function | | | Symmetric encryption/decryption | | | Message authentication code | | | EC point addition | | | Chinese remainder theorem (CRT) | | | Modular exponentiation | | | EC scalar multiplication | | | Signature generation using ECDSA | | | Signature verification using ECDSA | | | Map-to-point on ECC | | | ECC bilinear pairing | | | Fuzzy extractor function | ā | | Time required for XOR operation | Negligible |
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