An Application for android systems (for tablet pc's like IPAD and competitors)

1- program must checkout tablet pc's idnumber (over from usb or internet) 2- than program must encrypt pdf file and tablet's idnumber together 3- program must compile encrypted file as executable file for android system 4- executable file when load to tablet pc must compare id numbers 5- if idnumbers matches each other executable program can open inserted and encrypted pdf otherwise not.