A design of the lightweight key management system for multi-level embedded devices
, , und
16. Dez. 2022
Über diesen Artikel
Online veröffentlicht: 16. Dez. 2022
Seitenbereich: 1093 - 1104
Eingereicht: 07. Nov. 2022
Akzeptiert: 19. Nov. 2022
DOI: https://doi.org/10.2478/amns.2021.2.00319
Schlüsselwörter
© 2022 Lei Wang et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Fig. 1
Fig. 2
Fig. 3
Fig. 4
Fig. 5
Fig. 6
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 |