I guess you are done with Caesar I, aren't you?
The big problem with caesar is that it does not allow digits or other characters.
I have fixed this, and now I can use any ascii character in the plaintext.
The keyspace has increased from 26 to 128 too. \o/

Enjoy!

6E 16 16 0B 20 11 16 09 53 20 20 16 1C 20 1A 16
13 1D 0C 0B 20 16 15 0C 20 14 16 19 0C 20 0A 0F
08 13 13 0C 15 0E 0C 20 10 15 20 20 16 1C 19 20
11 16 1C 19 15 0C 20 55 20 7B 0F 10 1A 20 16 15
0C 20 1E 08 1A 20 0D 08 10 19 13 20 20 0C 08 1A
20 20 1B 16 20 0A 19 08 0A 12 55 20 7E 08 1A 15
4E 1B 20 10 1B 66 20 58 59 5F 20 12 0C 20 1A 20
10 1A 20 08 20 18 1C 10 1B 0C 20 1A 14 08 13 13
20 12 0C 20 1A 17 08 0A 0C 53 20 1A 16 20 10 1B
20 1A 0F 16 1C 13 0B 15 4E 1B 20 0F 08 1D 0C 20
1B 08 12 0C 15 20 20 16 1C 20 1B 16 16 20 13 16
15 0E 20 1B 16 20 0B 0C 0A 19 20 17 1B 20 1B 0F
10 1A 20 14 0C 1A 1A 08 0E 0C 55 20 7E 0C 13 13
20 0B 16 15 0C 53 20 20 16 1C 19 20 1A 16 13 1C
1B 10 16 15 20 10 1A 20 14 14 0D 0B 14 0F 15 09
09 0C 08 0D 55