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.

7B E7 B1 49 90 52 41 E0 81 52 41 BE E7 B1 24 CC
73 A4 DB BE 24 73 E7 B1 53 73 85 52 24 73 DB 52
90 C5 53 90 0D 73 30 E0 41 73 95 E7 E0 73 49 E7
41 73 BE 41 CC 73 9A 53 90 95 73 85 53 81 81 73
C5 E7 B1 53 73 38 53 81 81 E7 85 73 DB 52 96 25
53 90 CC 73 A4 DB 53 73 82 90 E7 30 81 53 4C 73
85 BE 41 DB 73 41 DB BE 24 73 96 BE 82 DB 53 90
73 BE 24 73 41 DB 52 41 73 41 DB 53 73 25 53 95
73 BE 24 73 82 90 53 41 41 95 73 81 E7 B1 49 CC
73 44 73 85 BE 81 81 73 96 E7 4C 53 73 E0 82 73
85 BE 41 DB 73 52 73 30 53 41 41 53 90 73 53 B1
96 90 95 82 41 BE E7 B1 73 24 DB 53 4C 53 73 52
B1 95 73 24 E7 E7 B1 CC 73 E8 E7 E0 90 73 24 E7
81 E0 41 BE E7 B1 73 BE 24 09 73 52 82 C5 81 90
53 90 BE 52 B1 DB DB CC