Research Article
Improved Conditional Differential Analysis on NLFSR-Based Block Cipher KATAN32 with MILP
Table 1
Cryptanalytic results on KATAN32.
| Type | Scenario | Rounds | Time complexity | Reference |
| Conditional differential | Single key | 78 | | [9] | Related key | 120 | | [11] | Improved conditional differential | Single key | 97 | | This paper | Single key | 98 | | This paper | Single key | 99 | | This paper | Differential | Single key | 91 | | [12] | Single key | 115 | | | MIMT ASR | Single key | 119 | | [13] | Match Box MITM | Single key | 153 | | [14] | Dynamic Cube | Single key | 155 | | [15] | Multidimensional MITM | Single key | 175 | | [16] | Single key | 206 | | [17] |
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A 91-round differential distinguisher. |