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ssh.md

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Install SSH Server

sudo apt-get install openssh-server

Allow a user connect via SSH

  1. Edit sshdconfig file: nano /etc/ssh/sshd_config
  2. Not Allow root SSH login Set PermitRootLogin to No
  3. Allow specify user: add AllowUsers <username>, you can skip this step if allow all users with keys
  4. Login to new user su - <username>.
  5. Add .ssh directory and set permission:
    mkdir .ssh
    chmod 700 .ssh
    nano .ssh/authorized_keys
    Add Public key
    chmod 600 .ssh/authorized_keys
    exit
  6. Restart SSH service ssh restart