Research Article
A2 Chain: A Blockchain-Based Decentralized Authentication Scheme for 5G-Enabled IoT
Table 5
Computation cost on each entity.
| | | Computation cost (ms) | | Setup and register | Intradomain authentication | Cross-domain authentication |
| | UE | | 23.866 | 25.754 | | EA | — | 15.872 | — | | DM | 85.067 | — | 34.538 |
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