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---Fundementals of Information Security--- Monoalphabetic (Hex to Decimal) Ciphe

ID: 3910121 • Letter: #

Question

---Fundementals of Information Security---

Monoalphabetic (Hex to Decimal) Cipher

Instructions: Using the monoalphabetic cipher decrypt the message below. It would be reasonable to assume that the colons are delimiters – that is, they are used to separate symbols, letters, or numbers. Now, bear in mind that each two or three-character symbol is probably a letter or a space, or a punctuation mark.

57:33:6c:63:99:6d:82:20:54:5fa:20:54:68:82:20:46:85:6c:6c:20:32:30: 31:36:20:35:65:6d:65:35:54:65:72:21:

Write the decrypted message below:

__________________________________________________________________________

Explanation / Answer

57:33:6c:63:99:6d:82:20:54:5fa:20:54:68:82:20:46:85:6c:6c:20:32:30:31:36:20:35:65:6d:65:35:54:65:72:21:
57: 87 : W
33: 51 : 3
6c: 108: l
63: 99 : c
99: 153: Ø
6d: 109: m
82: 130: e
20: 32 : Space
54: 84 : T
5fa:1530:Ø
20: 32 : Space
54: 84 : T
68: 104: h
82: 130: e
20: 32 : Space
46: 70 : F
85: 133: a
6c: 108: l
6c: 108: l
20: 32 : Space
32: 50 : 2
30: 48 : 0
31: 49 : 1
36: 54 : 6
20: 32 : Space
35: 53 : 5
65: 101: e
6d: 109: m
65: 101: e
35: 53 : 5
54: 84 : T
65: 101: e
72: 114: r
21: 33 : !

So, all in all, this message looks pretty much like: Welcome To The Fall 2016 Semester!