Hi guys:
I create a PDF files and locked it with all possible combinatios as numbers and simbols with Keeper software,
But web pages unlock it in just few seconds!
How can avoid this?
Regards
JRM
Hi guys:
I create a PDF files and locked it with all possible combinatios as numbers and simbols with Keeper software,
But web pages unlock it in just few seconds!
How can avoid this?
Regards
JRM