E2Guardian - Web filtering solution
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Diladele Web Safety - Diladele Web Safety is the name of a simple, easy to use and powerful web filter for all kind of activities over the internet.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
pfSense - pfSense is a free and open source firewall and router that also features unified threat management, load balancing, multi WAN, and more
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.