Ubuntu

sudo apt update && sudo apt install -y openssh-server
    

sudo service ssh status
    

If not running:

sudo service ssh start
    

exit with :q

ip -o addr show | awk '/inet/ {print $2, $3, $4}'
    

192.168.210.16

mkdir ~/.ssh
    chmod 700 ~/.ssh
    

Windows

ping 192.168.210.16
    

Connect with Pw

ssh vmadmin@192.168.210.16
    

winget install --id=PuTTY.PuTTY  -e
    

ssh-keygen
    

type "C:\Users\vmadmin\.ssh\id_rsa.pub" | ssh vmadmin@192.168.210.16 "cat >> .ssh/authorized_keys"
    

PuttyGen öffnen

Conversions -> Import Key (Private Key auswählen)

Save Private Key (auf Desktop)

Putty öffnen

SSH -> Auth -> Im Fenster auf "Private key file for authentication"

Passwort deaktivieren

Automatisch

echo 'PasswordAuthentication no' | sudo tee -a /etc/ssh/sshd_config && sudo service ssh restart
    

Manuell:

sudo nano /etc/ssh/sshd_config
    

Zeile suchen: #PasswordAuthentication yes -> PasswordAuthentication no

sudo service ssh restart
    

https://gbssg.gitlab.io/m346/virtual-key/#installation-von-openssh-server