An API for ssh_scan ( and the backend API service for the Mozilla SSH Observatory (
Latest commit 48e4685 Sep 17, 2018


Build Status Code Climate Gem Version Join the chat at Coverage Status

A web api to scale ssh_scan operations


To install and run from source, type:

# clone repo
git clone
cd ssh_scan_api

# install rvm,
# you might have to provide root to install missing packages
gpg2 --keyserver hkp:// --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
curl -sSL | bash -s stable

# install Ruby 2.3.1 with rvm,
# again, you might have to install missing devel packages
rvm install 2.3.1
rvm use 2.3.1

# resolve dependencies
gem install bundler
bundle install


ssh_scan as a command-line tool?

This project is focused on providing ssh_scan as a service/API.

If you would like to run ssh_scan from command-line, checkout the ssh_scan project.

Rubies Supported

This project is integrated with travis-ci and is regularly tested to work with multiple rubies.

To checkout the current build status for these rubies, click here.


If you are interested in contributing to this project, please see


Sources of Inspiration for ssh_scan

  • Mozilla OpenSSH Security Guide - For providing a sane baseline policy recommendation for SSH configuration parameters (eg. Ciphers, MACs, and KexAlgos).