Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.

Zabbix - Track, record, alert and visualize performance and availability of IT resources

Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.

Abusix - Abusix is a network security company that offers email threat protection and network abuse handling solutions to ISPs, Telcos, and Cloud/Hosting Providers to stop the rapidly growing problem of email-borne threats and other kinds of network abuse.

OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.

FastNetMon - FastNetMon is a very fast DDoS analyzer with sflow/netflow/mirror support.