I have 2 groups of 4 byte and from this i have to get a key that have 6 byte. Im trying to get the algorithm but i cant in any way. The 1st group have only one bit different from the 2nd one. Idk if i have to extract the 1st or the second key, but i think the 1st one.
1st group 4byte:
2nd group 4byte:
1st group keys:
2nd group keys:
i let a another group and relative keys: