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!

61 09 09 7E 20 04 09 7C 46 20 13 09 0F 20 0D 09
06 10 7F 7E 20 09 08 7F 20 07 09 0C 7F 20 7D 02
7B 06 06 7F 08 01 7F 20 03 08 20 13 09 0F 0C 20
04 09 0F 0C 08 7F 13 48 20 6E 02 03 0D 20 09 08
7F 20 11 7B 0D 20 00 7B 03 0C 06 13 20 7F 7B 0D
13 20 0E 09 20 7D 0C 7B 7D 05 48 20 71 7B 0D 08
41 0E 20 03 0E 59 20 4B 4C 52 20 05 7F 13 0D 20
03 0D 20 7B 20 0B 0F 03 0E 7F 20 0D 07 7B 06 06
20 05 7F 13 0D 0A 7B 7D 7F 46 20 0D 09 20 03 0E
20 0D 02 09 0F 06 7E 08 41 0E 20 02 7B 10 7F 20
0E 7B 05 7F 08 20 13 09 0F 20 0E 09 09 20 06 09
08 01 20 0E 09 20 7E 7F 7D 0C 13 0A 0E 20 0E 02
03 0D 20 07 7F 0D 0D 7B 01 7F 48 20 71 7F 06 06
20 7E 09 08 7F 46 20 13 09 0F 0C 20 0D 09 06 0F
0E 03 09 08 20 03 0D 20 07 07 00 7E 07 02 08 7C
7C 7F 7B 00 48