webproger > codes > qcrypt
 
 key.php
http://qindex.info/i.php?f=445#265

references
 ASCII, American Standard Code for Information Interchange    Encryption    Extended ASCII    How do computers read code?   • PHP string   • standards/documents    String Conversion    Test Languages   • tutorials/tips    Unicode Latin-1    Why Do Computers Use 1s and 0s? Binary and Transistors Explained.  

-