openssh-ssh1

Secure shell (SSH) client for legacy SSH1 protocol

Platforms: Linux · Last verified September 6, 2026

This is the portable version of OpenSSH, a free implementation of the Secure Shell protocol as specified by the IETF secsh working group.

Only use this tool against systems you own or are explicitly authorized to test — see the disclaimer.

Getting started

See the official Kali tool page and upstream homepage linked above for installation and usage details.

Debian-based distribution built for penetration testing and security auditing