【GCP】無料でGCEのVMインスタンスを作成する




・【Windows】SSH認証鍵作成

$ cd C:\Users\sample\.ssh\

-Cオプションでユーザネームを指定できる。パスワードを尋ねられるので2回入力。
$ C:\Users\sample\.ssh> ssh-keygen -t rsa -f my-ssh-key -C sample_user
Generating public/private rsa key pair.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in my-ssh-key.
Your public key has been saved in my-ssh-key.pub.

表示された公開鍵をコピー
$ cat my-ssh-key.pub

先ほどのパスワードを入力し、接続完了
$ ssh sample_user@<指定IPアドレス> -i ~/.ssh/my-ssh-key
Are you sure you want to continue connecting (yes/no)? yes
Warning: Permanently added '指定IPアドレス' (ECDSA) to the list of known hosts.
Enter passphrase for key 'C:\Users\sackle/.ssh/my-ssh-key':
Linux sample-webserver 4.9.0-9-amd64 #1 SMP Debian 4.9.168-1+deb9u5 (2019-08-11) x86_64



The programs included with the Debian GNU/Linux system are free software;
the exact distribution terms for each program are described in the
individual files in /usr/share/doc/*/copyright.

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.
Last login: Wed Aug 21 08:07:45 2019 from 203.152.218.33
sample_user@sample-webserver:~$