Research Article
New Linear Cryptanalysis of Chinese Commercial Block Cipher Standard SM4
Table 2
Summary of attacks on SM4.
| Rounds | Attack type | Data | Time | Memory | Source |
| 13 | Integral | | | ā | [6] | 16 | Impossible differential | | | | [18] | 18 | Rectangle | | | | [3] | 18 | Boomerang | | | | [3] | 22 | Multiple linear | | | | [19] | 23 | Differential | | | ā | [7] | 23 | Multidimensional linear | | | | [9] | 23 | Linear | | | | [9] | 23 | Linear | | | | Section 4 | 24 | Linear | | | | Section 4 |
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