Ubuntu

Binary package “ssh-import-id” in ubuntu trusty

  1. Trusty (14.04)
  2. ssh-import-id

securely retrieve an SSH public key and install it locally

 This utility will securely contact a public keyserver (Launchpad.net by
 default, but Github.com is also supported), retrieve one or more user's
 public keys, and append these to the current user's ~/.ssh/authorized_keys
 file.

Source package