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Table 2 The S-box used in KLEIN

From: Trade-off of security and performance of lightweight block ciphers in Industrial Wireless Sensor Networks

Input

0

1

2

3

4

5

6

7

8

9

A

B

C

D

E

F

Output

7

4

A

9

1

F

B

0

C

3

2

6

8

E

D

5