Research Article
Cryptanalysis of the Lightweight Block Cipher BORON
Algorithm 4
Difference propagations through S-boxes.
r: the number of rounds | : output of the S-box with the input x | (1) | for to r do | (2) | for to 15 do | (3) | for to 15 do | (4) | | (5) | | (6) | end for | (7) | end for | (8) | end for | (9) | | (10) | for to r do | (11) | for to 15 do | (12) | before_sbox_difference_i_j | (13) | = before_sbox_value1_i_j before_sbox_value2_i_j | (14) | after_sbox_difference_i_j | (15) | = after_sbox_value1_i_j after_sbox_value2_i_j | (16) | end for | (17) | end for |
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