Research Article
Two-Dimensional Key Table-Based Group Key Distribution in Advanced Metering Infrastructure
Table 3
Notations used in proposed scheme.
| Notation | Description |
| | Smart meter () | DCU | Data collection unit | PRNG(·) | Pseudorandom number generator | | Hash function | | Row () and column () in KT | Ele | Selected group key generation element () | rad | Radius of circle for valid range | | Excluded group key generation element of smart meter in ALoEle | | Smart meter ID () | KT | Key table | Seed | Seed value for | | Location of () | | Function of group key generation elements () | | Row () and column () of group key generation element | ALoEle | Elements set of group key generation | | Group key |
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