Research Article
A Novel Security Methodology for Smart Grids: A Case Study of Microcomputer-Based Encryption for PMU Devices
Table 4
Comparing the ENT test results of the proposed method with different works.
| | Arithmetic mean | Entropy | Correlation | Chi-square | Monte Carlo |
| y (8) | 127.3353 | 7.9985 | −0.0051725 | 253.6648 | 3.1396 | Error = −0.00062338) | z (16) | 127.1994 | 7.9985 | 0.0031184 | 265.2769 | 3.149 | Error = 0,0023713 | u (8) | 127.322 | 7.9985 | 0.0030067 | 262.594 | 3.1383 | Error = −0,0010512 | (16) | 127.3249 | 7.9985 | −0.00061494 | 252.6899 | 3.1352 | Error = −0,0020291 | Stoyanov and Kordov [49] | 127.5013 | 7.9975 | −0.000147 | — | 3.140569 | Error = 0.03 | Seetharam and Rhee [50] | 122.885 | 7.7133 | −0.058927 | — | 3.088126 | Error = 1.70 | Akhshani et al. [51] | 127.7714 | 7.9999 | 0.000108 | 255.19 | 3.14062 | Error = 0.031 |
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