A design of the lightweight key management system for multi-level embedded devices
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16 dic 2022
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Pubblicato online: 16 dic 2022
Pagine: 1093 - 1104
Ricevuto: 07 nov 2022
Accettato: 19 nov 2022
DOI: https://doi.org/10.2478/amns.2021.2.00319
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© 2022 Lei Wang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
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Communication overhead of key distribution process
| 3 | Request key command | Device ID | Ciphertext of |
Communication overhead of key update process
| 4 | Key update command | Device ID and Ver of key version | New key, ciphertext and hash of the version | Complete the confirmation package |
Communication overhead of key agreement process
| 4 | Request negotiation command | Ciphertext of device ID and random number | Ciphertext of device ID, random number and its hash | Ciphertext of random number and its hash |