How to login server without password

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  1. On server side
    1. Add directory .ssh if dont have
    2. Add file authorized_keys in directory .ssh
    3. In file authorized_keys can put your ssh key
  2. On local side
    • Set ~/.ssh
      1. If dont have file config in .ssh can add file config
      2. If have can add code
        Host host-name //use for login
        Hostname 123.233.443.422 //server Ip address
          Preferredauthentications publickey
          User system-user //system user
        Note : please remove comment before paste code
      3. After that u can login server using ssh host-name

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