Keys Authentication2011/04/30 |
| Configure SSH server to login with Keys Authentication.
It is needed for it to make private key for client and public key for server. |
| [1] | Download 'puttygen.exe' from Putty's site.
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| [2] | Start 'puttygen.exe' and click 'Generate' button. |
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| [3] | Move mouse untill progress bar will be full. |
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| [4] | Set passphrase in 'Key pass-phrase' and 'Confirm pass-phrase'. Next, Click 'Save public key' and 'Save private key' and Save keys with a file name you want. |
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| [5] | Open 'public_key' you saved. |
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| Remove first line and last line and replace second line to 'ssh-rsa' and then remove all indention like follows. 'ssh-rsa xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx==' |
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| [6] | Login with a user and put 'public_key'. |
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narwhal@dlp:~$ mkdir .ssh narwhal@dlp:~$ chmod 700 .ssh narwhal@dlp:~$ cd .ssh narwhal@dlp:~/.ssh$ vi authorized_keys # Copy and Paste 'public_key' ssh-rsa xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx== narwhal@dlp:~/.ssh$ chmod 600 authorized_keys narwhal@dlp:~/.ssh$ su - Password: root@dlp:~# vi /etc/ssh/sshd_config # line 51: uncomment and change to 'no' PasswordAuthentication no root@dlp:~# service ssh restart ssh start/running, process 2005 |
| [7] | Start Putty and select 'private_key' like follows. |
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| [8] | If All OK, connect to the server with keys authentication. |
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| [9] | Pass-phrase you set is required to input fpr login. After inputiing correct one, it's possible to login like below. |
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