PDF Security Component 2.0.2008.118

PDF Security ActiveX Component can encrypt PDF with standard 40-bit or 128-bit encryption. You can also set the permission of the user such as printing, modifying etc. You can make secure PDF and protect your PDF in one function call.

Download:
http://www.guangmingsoft.net/pdfsecurity/PSSetup.exe
Addon:
http://www.midload.com/en/file/23379/Guangmingsoft-PDF-Security-Component-v2-0-2008-118-ELYSiUM-zip.html