This is the start page for the SSH (Secure Shell) protocol, software, and related information. SSH is a software package that enables secure system administration and file transfers over insecure networks.

The SSH protocol (also referred to as Secure Shell) is a method for secure remote login from one computer to another. It provides several alternative options for strong authentication, and it protects …

SSH (Secure Shell) is a tool for secure system administration, file transfers, and other communication across the Internet or other untrusted network. It encrypts identities, passwords, and transmitted data …

The ssh command provides a secure encrypted connection between two hosts over an insecure network. This connection can also be used for terminal access, file transfers, and for tunneling other …

PuTTY is an SSH and Telnet client for Windows. Download the latest release here, with installation and SSH key setup instructions.

Tectia ensures secure, interoperable access with OpenSSH and other SSHv2-compliant implementations, enabling safe collaboration with partners, subcontractors, and consultants.

SSH is a protocol for securely exchanging data between two computers over an untrusted network. SSH protects the privacy and integrity of the transferred identities, data, and files.

SSH is a defensive cybersecurity company offering software solutions for privileged access, secure file transfers, SSH key management, quantum-safe & more.

SSH is a leading defensive cybersecurity company that secures communications between humans, systems, and networks. We specialize in Zero Trust Privileged Access Controls and Quantum Safe …

At 5:51pm on July 12, 1995, I sent an announcement about SSH (Secure Shell) to the [email protected] mailing list. I also posted it to a few newsgroups, mailing lists, and directly to …