An Application for android systems (for tablet pc's like IPAD and competitors)
$30-5000 USD
已关闭
已发布将近 13 年前
$30-5000 USD
货到付款
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.