TL:DR; PdfCryter allows subsequent encryption and protection of PDF-Documents.
PdfCryter allows subsequent encryption and protection of PDF-Documents. Profile and password management systems ease recurrent tasks.
The NeXpose Community Edition is a free, single-user vulnerability management solution specifically designed for very small organization or individual use.
A program that allows to connect to any Internet service through a chain of SOCKS or HTTP proxies to hide the actual IP address. It also possible to work with a programs that are not designed to support SOCKS protocol directly.
MING Network Monitor Home is a software solution for users who want to monitor Internet traffic on the home network, including instant messages (AOL, MSN, Yahoo, ICQ and QQ), emails sent and received, web sites visited, and files downloaded.