Netconf 2020 edition

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

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Large Scale SSH

Submitted by Michael W Lucas on Feb 8, 2020

Format of the session: Full talk (40 mins) Status: Confirmed & scheduled

Abstract

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

Outline

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.

Slides

http://www-old.michaelwlucas.com/2020-02-07_large_scale_ssh_netconf.pdf

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