Basics

• https://www.ssh.com/academy/ssh/public-key-authentication
• https://en.wikibooks.org/wiki/OpenSSH/Cookbook/Public_Key_Authentication

Cheatsheet

• Create new key: ssh-keygen
• Add key to remote server by password: ssh-copy-id
• Add key to local agent: ssh-add
• Remove conflicting host key: ssh-keygen -R
• Use local ssh agent connection from remote system: ssh -A
• File with keys: ~/.ssh/authorized_keys