[보내는쪽]
$ ssh-keygen
Generating public/private rsa key pair.
Enter file in which to save the key (/home/ubuntu/.ssh/id_rsa):
Created directory '/home/ubuntu/.ssh'.
Enter passphrase (empty for no passphrase):
Enter same passphrase again:
Your identification has been saved in /home/ubuntu/.ssh/id_rsa.
Your public key has been saved in /home/ubuntu/.ssh/id_rsa.pub.
The key fingerprint is:
SHA256:53PUzAOH2HaTwrMFoo3HZ8WWi7YZfUERYGJ4XoPWcB8 ubuntu@c0b48953fe5c
The key's randomart image is:
+---[RSA 2048]----+
| o+==+Eo|
| *.O+B=o.|
| o O %+Bo.|
| . =+%o..|
| S ..o+=. |
| o .o . |
| o . |
| o |
| |
+----[SHA256]-----+
$ ssh-keygen -t rsa
$ scp $HOME/.ssh/id_rsa.pub 계정@접속할 도메인:id_rsa.pub
[받는쪽]
$ ssh-keygen
$ $HOME/.ssh/에 authorized_keys 만들기
[보내는쪽]
$ ssh-copy-id 계정@접속할 도메인
$ ssh계정@접속할 도메인