Research Article

Generation of Dynamical S-Boxes for Block Ciphers via Extended Logistic Map

Figure 7

(a) The extended logistic map given by xn against xn−1; (b) “U-shaped” probability distribution of the extended logistic map; (c) Delayed map given by zn against zn−1; (d) Uniform probability distribution of the delayed map.
(a)
(b)
(c)
(d)