Tectia® SSH - Server & Client

Enterprises and governments around the world use Tectia SSH to secure their critical IT infrastructure. Tectia SSH secures remote system administration, provides encrypted file transfers, and enables secure system automation.

Tectia SSH is an enterprise-grade SSH server & client. It is used organization-wide by several of the largest banks in the world and by 40% of the Fortune 500 for their business-critical applications. Tectia SSH offers features, reliability, and support that are not available with open source solutions. Secure your infrastructure with mature, professionally maintained software supported by the best experts in Secure Shell.

We Invented SSH — We Know It Best

Tectia SSH is the definitive implementation of the Secure Shell protocol, from the original inventor of the SSH protocol. Tectia SSH is standards compliant and interoperable with any standard SSH implementation.


For corporate customers that use Tectia SSH on a larger scale, SSH Communications Security offers technical support and the full SSH One trusted access security platform.

Tectia SSH is fully compatible with Universal SSH Key Manager and CryptoAuditor.


Every release of Tectia SSH undergoes rigorous quality control and performance testing. We maintain stability and provide long-term support versions to ensure continuity in business-critical enterprise applications.

Links and Further Information

Tectia SSH Features

  • Tectia SSH supports FIPS 140-2 certified cryptography
  • Professional support & maintenance, including 24x7 support for business-critical applications
  • Support for business platforms (Windows, Unix/Linux, IBM z/OS Mainframes)
  • Integration with SSH key management
  • Full PKI and smartcard authentication support, including CAC and PIV cards
  • Support for mainframe data sets and character set conversions,
  • Optimal and predictable performance
  • Tectia SSH fully supports the SFTP (SSH File Transfer Protocol) and can be easily scripted for automated file transfers.
  • Tectia SSH is fully compatible with the SSH standard and OpenSSH.

Tectia SSH Benefits

  • Tectia SSH is a compliance enabler - gain and remain compliant with information security requirements such as found in PCI-DSS, Sarbanes-Oxley, HIPAA, and the like.
  • Protect organization against internal and external attacks on user identities, password or login credential theft, data theft.
  • FIPS Certified cryptography fulfill the regulatory requirements set for governmental organizations.
  • Tectia SSH allows automated secure processes for remote command execution and file transfer.

Tectia SSH Server for Windows

On Windows, Tectia SSH supports both file transfers and command line access. Command line access is very useful for remote administration of Windows servers in data centers, across firewalls, and for scripting administrative actions.

Contact Our Sales - Buy Tectia SSH Server for Windows

Download Tectia SSH Server Evaluation for Windows

Tectia SSH Client for Windows

The Tectia SSH client is used by many enterprises for system administration and for running legacy text-based applications.

Contact Our Sales - Buy Tectia SSH Client for Windows

Download Tectia SSH Client (Windows Evaluation)

Tectia SSH for Unix/Linux

The Unix/Linux version of Tectia SSH Server is available for most commercial Unix/Linux platforms, even older legacy versions. Tectia SSH provides full, standard-compliant PKI support, including support for X.509-based host certificates. It supports PKI-based smartcard authentication using smartcards and security tokens (including the CAC and PIV cards).

Contact Our Sales - Buy Tectia SSH Server for Unix/Linux

Download Tectia SSH Server Evaluation for Unix/Linux

Tectia SSH for IBM z/OS Mainframes

Tectia SSH for IBM z/OS Mainframes is the only z/OS native SSH implementation on the market. It offers the corporate core systems an equal level of protection that is available to Windows, Unix, and Linux servers. Tectia SSH for Mainframes replaces unprotected legacy protocols, such as telnet and FTP.

See separate product page for our Tectia SSH z/OS for Mainframes offering.

Contact Our Sales - Buy Tectia SSH for IBM z/OS Mainframes

Support Information

New versions are included in all subscription licenses and in all support contracts. Tectia SSH knowledge base is available to all Tectia SSH users.

Personalized e-mail and phone support is available under premium support plans (standard 8x5 support and 24x7 support).

Please contact sales or call us at any of the numbers listed at the bottom of this page.