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. 2021 Aug 26;21(17):5744. doi: 10.3390/s21175744

Table A7.

Linear trails for BRISK cipher with S-Box2 and P-Box2.

Round Block1 Block2 Bias Active S-Box
1 0xc189 0xb110 5 3
2 0x8858 0x0918 5 3
3 0x8c04 0xe400 4 2
4 0x0072 0x000e 1 1
5 0x0700 0x0020 2 1
6 0x1000 0x0040 2 1
7 0x2000 0x0010 2 1
8 0x0800 0x0010 2 1
9 0x0800 0x0050 2 1
10 0x2800 0x0050 2 1
11 0x2800 0x0240 2.41 2
Total Probability: 30.41 17