OpenSSH : Use SSH-Agent2024/04/26 |
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Use SSH-Agent to automate inputting passphrase on key-pair authentication.
Using SSH-Agent is valid for users who set SSH Key Pair with Passphrase. |
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| [1] | |
| [2] | This is how to use SSH-Agent. |
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# start SSH-Agent ubuntu@node01:~$ eval $(ssh-agent) Agent pid 1212 # add Identity ubuntu@node01:~$ ssh-add Enter passphrase for /home/ubuntu/.ssh/id_ed25519: Identity added: /home/ubuntu/.ssh/id_ed25519 (ubuntu@dlp.srv.world) # confirm ubuntu@node01:~$ ssh-add -l 256 SHA256:VPFjxEDeLKJLbKQurhgh0VIZxIrq8K+C+fg1iow8PmY ubuntu@dlp.srv.world (ED25519) # try to connect with SSH without passphrase ubuntu@node01:~$ ssh dlp.srv.world hostname dlp.srv.world # exit from SSH-Agent ubuntu@node01:~$ eval $(ssh-agent -k) Agent pid 1212 killed |
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