In various tutorials throughout the history of LearnLinuxTV, we've gone over the importance of using public keys with OpenSSH. But what do you do when you have multiple clients you work with, how do you manage keys between them? In this video, we'll go through an example scenario where we have three clients, and we need to maintain multiple SSH keys for each. Note: It's recommended to watch the ssh config file video prior to watching this one: https://www.youtube.com/watch?v=MWqfc_fegVg Check out the LLTV Shop! Shirts, bags, cups and much more! ➜ https://merch.learnlinux.tv/ Support the Channel Show your support for Learn Linux TV and get access to exclusive perks! • Become a Channel Member ➜ https://learnlinux.link/member • Become a Patron ➜ https://learnlinux.link/patron Official Stores and Merchandise • Linux Merch ➜ https://merch.learnlinux.tv/ • Latest book: Mastering Ubuntu Server ➜ https://ubuntuserverbook.com/ • Linux stuff from Amazon ➜ https://learnlinux.link/amazon • Awesome Pi-powered KVM ➜ https://learnlinux.link/tinypilot • 5% discount on LPI exam vouchers ➜ https://learnlinux.link/lpi-voucher Note: Royalties and/or commission is earned from each of the above links Time Codes 00:00 - intro 01:58 - Overview of the sample scenario 04:49 - Using the ssh-keygen command to generate an RSA key 08:17 - Creating an SSH key pair for company #1 (Acme) 11:10 - Creating SSH key pairs for the other two companies 12:14 - Associating the SSH keys with their respective servers 14:11 - Specifying a particular key while connecting to a server 15:41 - Using the SSH agent to cache the passphrase for a key 18:57 - Specifying an SSH key within the SSH client config file Full Courses from Learn Linux TV • Linux Crash Course series ➜ https://linux.video/cc • Learn how to use tmux ➜ https://linux.video/tmux • Learn how to use vim ➜ https://linux.video/vim • Bash Scripting Series ➜ https://linux.video/bash • Proxmox VE Cluster Full Course ➜ https://linux.video/pve • Learn Ansible ➜ https://linux.video/ansible Boost your Linux skills with these stand-alone tutorials • Essential tweaks for ALL Linux Servers ➜ https://linux.video/all-servers • Install Arch Linux ➜ https://linux.video/arch-guide • Use Ventoy to create a multi-distro flash drive ➜ https://linux.video/ventoy • Browse the web from within your Linux terminal ➜ https://linux.video/term-web • From Zero to Proxmox ➜ https://linux.video/zero-to-pve • Check out Neovim ➜ https://linux.video/neovim • Systemd Deep Dive ➜ https://linux.video/systemd • Systemd Timers ➜ https://www.youtube.com/watch?v=n6BuUgkZ5T0 • Installing an operating system for Raspberry Pi ➜ https://linux.video/pi-imager • Connecting to a Linux server via ssh ➜ https://linux.video/ssh • Linux permissions ➜ https://linux.video/perms • OpenSSH Guide ➜ https://linux.video/ssh-guide • 10 Linux Terminal Tips and Tricks ➜ https://linux.video/cli-tricks-1 • Over 15 Terminal Tricks ➜ https://linux.video/cli-tricks-2 Linux-related Podcasts • Enterprise Linux Security ➜ https://enterpriselinuxsecurity.show/ • The Homelab Show ➜ https://thehomelab.show/ Learn Linux TV on the Web • Main site ➜ https://www.learnlinux.tv/ • Community ➜ https://community.learnlinux.tv/ • Enterprise Linux Security Podcast ➜ https://enterpriselinuxsecurity.show/ • The Homelab Show Podcast ➜ https://thehomelab.show/ • Content Ethics ➜ https://www.learnlinux.tv/content-ethics • Request Assistance ➜ https://www.learnlinux.tv/request-assistance Disclaimer Learn Linux TV provides technical content that will hopefully be helpful to you and teach you something new. However, this content is provided without any warranty (expressed or implied). Learn Linux TV is not responsible for any damages that may arise from any use of this content. The person viewing Learn Linux TV's content is expected to follow their best judgement and to make their best decisions while working with any related technology. Always make sure you have written permission before working with any infrastructure. Also, be sure that you're compliant with all company rules, change control procedures, and local laws. #Linux #SSH #KeyManagement