Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
TinyWall - Lightweight and non-intrusive firewall
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
Windows Firewall Control - Windows Firewall Control is not the built in firewall system in the Windows operating systems.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
Windows 10 Firewall Control - Windows 10 Firewall Control: simple and exhaustive solution for applications network activity controlling and monitoring.