Research Article
Efficient Lattice-Based Signcryption in Standard Model
Table 5
Average matrix computation cost in signcryption/unsigncryption (s).
| ā | Settings no. | 1 | 2 | 3 | 4 | 5 | 6 | 7 |
| Li
| Signcrypt | 0.012 | 0.014 | 0.03 | 0.044 | 0.053 | 0.09 | 2.248 | Unsigncrypt | 1.624 | 1.715 | 4.062 | 6.922 | 7.251 | 11.72 | 4515.09 | Wang
| Signcrypt | 0.975 | 1.138 | 2.428 | 3.553 | 4.294 | 7.271 | 179.971 | Unsigncrypt | 2.5635 | 2.813 | 6.756 | 10.431 | 12.0712 | 18.415 | 4695.269 | Ours
| Signcrypt | 0.316 | 0.356 | 0.857 | 1.307 | 1.504 | 2.384 | 7.506 | Unsigncrypt | 0.454 | 0.522 | 1.257 | 2.175 | 2.229 | 3.48 | 10.954 |
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