Netconf 2020 edition

Netconf 2020 edition

An unconference on the technical, economic and social aspects of network engineering and infrastructure

Michael W Lucas

Large Scale SSH

Submitted Feb 8, 2020

Everybody uses SSH, and everybody ducks the problems key management. This talk presents multiple ways to manage SSH keys at scale on OpenSSH systems.


The scope of SSH key management
User keys:
-Distributing user keys
-Querying the network for user keys
Host keys - pregenerating & distributing known_hosts
SSH Certificate Authorities
-for users
-for hosts
SSH Principals, for truly large deployments

Speaker bio

Michael W Lucas has been on Unix since the late 1980s and a network administrator since 1995. He’s the author of many books on technology, including the most recent book on SSH.



{{ gettext('Login to leave a comment') }}

{{ gettext('Post a comment…') }}
{{ gettext('New comment') }}
{{ formTitle }}

{{ errorMsg }}

{{ gettext('No comments posted yet') }}

Hosted by

We care about site reliability, cloud costs, security and data privacy