SSH and SFTP server for Windows

SilverSHielD is an easy-to-use yet very powerful and reliable SSH2 and SFTP server for the Windows operating system. Whether you need a PCI or HIPAA compliant file transfer solution, or you need to backup your Cisco UC platform, or just securely transfer files between different locations, SilverSHielD is the SFTP server for you.


PKI authentication with multiple keys per user, Active Directory integration, advanced user and virtual folder security rules.


Automatically run scripts when certain events occur: zip files, send emails, perform custom authentication, and more...

Easy to use

Up and running in minutes, manageable via GUI or command line interface, easy and intuitive.


Actively developed and supported by Extenua, not an "ask and hope someone answers" community forum.


Used by government institutions, security agencies, Fortune-500 companies, as well as thousands of small and medium businesses.


Which license is right for you?

If you deploy SilverSHielD at home, exclusively for personal use, it's free forever.
But if you intend to use it for any reason other than strictly personal, you are required to purchase one of our paid licenses. The documents here below explain the differences between our license types and helps you choose the one that best fits your needs.
SilverSHielD v6.x License Comparison.pdf
click to download
SilverSHielD v6.x EULA.pdf
click to download


- True, native 32 and 64 bit EXE
- Runs as a system service
- Graphical management console
- Command-line interface
- Large (> 4GB) file support
- Anti-hammering and tarpit
- PKI with multiple keys per user
- Active Directory integration
- Powerful scripting language
- Event-handling subsystem