Security doesn't work for PDF in 1.7.2

Hi, I am trying to secure PDF files and nothing happens, even if I set all settings properly. Bug?

settings:
http://imageshack.us/a/img35/9393/oewf.png
result pdf:
http://imageshack.us/a/img829/4280/slso.png

Hi,


can’t reproduce this here, are you doing anything else with the PDF (like signing) at the same time?
Did you press the save button after setting the security?

regards,

Robin