MobaXterm - Enhanced terminal for Windows with X11 server, tabbed SSH client, network tools and much more
Microsoft BitLocker - BitLocker is a full disk encryption feature included with Windows Vista and later.
Console - Console is a Windows console window enhancement.
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.
PowerShell - Download WMF. Windows Management Framework contains the latest versions of PowerShell, DSC, WMI, and WinRM for older versions of Windows. PowerShell Module Browser. Search for PowerShell modules and cmdlets.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.