dockerfile.run

ssh1

secure shell (SSH) client for legacy SSH1 protocol

Debian

RUN apt-get update && \
    apt-get install -y openssh-client-ssh1

Ubuntu

RUN apt-get update && \
    apt-get install -y openssh-client-ssh1

Kali Linux

RUN apt-get update && \
    apt-get install -y openssh-client-ssh1

Fedora

RUN dnf install -y openssh-client-ssh1

Raspbian

RUN apt-get update && \
    apt-get install -y openssh-client-ssh1

click the source code to copy install ssh1 on any operating system with command-not-found.com