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Table 7 Comparison of grant read operation cost
From: Comprehensive evaluation of key management hierarchies for outsourced data
| Size of initial hierarchy (M) | Avg. file size | UH grant op. | RH grant op. |
|---|---|---|---|
| 200 | 1MB | 146.18 ms | 0.481 ms |
| 500 | 1MB | 162.17 ms | 0.472 ms |
| 1000 | 1MB | 193.26 ms | 0.459 ms |
