Question 2: [1]. Explain in details the working steps to reduce the following DES Key size to be 48 bits using: Key = 346683AC76F3890C PC-2 PC-1 25 34 43 52 24 6 4 6 57 1 10 19 63 7 14 21 49 58 2 11 55 62 6 13 41 50 59 3 47 54 61 5 33 42 51 60 39 46 53 28 17 26 35 44 23 30 37 9 18 27 36 15 22 29 4 20 31 14 3 23 16 41 30 44 46 17 28 19 7 52 40 49 42 11 15 12 27 31 -51 39 50 1 21 26 13 47 33 34 29 5 10 8 2 55 48 53 32 38 45 37 45 56 36 20 12