I have created an advanced version of the simple substitution cipher.
It can now use chars in range from 0-255, but that should not stop you.
The ciphertext is in the language of this text, and uses correct punctuation and case-sensitivity.

4C E8 48 C6 CA AA 81 0C 5F AA 81 8D E8 48 C7 22
76 01 3F 8D C7 76 E8 48 DE 76 34 AA C7 76 3F AA
CA F1 DE CA 78 76 5D 0C 81 76 E4 E8 0C 76 C6 E8
81 76 8D 81 22 76 16 DE CA E4 76 34 DE 5F 5F 76
F1 E8 48 DE 76 FD DE 5F 5F E8 34 76 3F AA D1 74
DE CA 22 76 01 3F DE 76 42 CA E8 5D 5F DE 7F 76
34 8D 81 3F 76 81 3F 8D C7 76 D1 8D 42 3F DE CA
76 8D C7 76 81 3F AA 81 76 81 3F DE 76 74 DE E4
76 8D C7 76 42 CA DE 81 81 E4 76 5F E8 48 C6 22
76 4E 76 34 8D 5F 5F 76 D1 E8 7F DE 76 0C 42 76
34 8D 81 3F 76 AA 76 5D DE 81 81 DE CA 76 DE 48
D1 CA E4 42 81 8D E8 48 76 C7 3F DE 7F DE 76 AA
48 E4 76 C7 E8 E8 48 22 76 75 E8 0C CA 76 C7 E8
5F 0C 81 8D E8 48 76 8D C7 8E 76 AA 42 F1 5F CA
DE CA 8D AA 48 3F 3F 22