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| student:utilities:start:keypairs [2019/02/15 17:11] – created bernstdh | student:utilities:start:keypairs [2019/02/15 17:15] – bernstdh |
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| === Creating a Key-Pair === | === Creating a Key-Pair === |
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| You can create a key-pair using the ''%%ssh-keygen%%'' utility from the command shell. (In versions of MS-Windows prior to 10 you should use the PuTTY Key Generator or the MSYS/MINGW shell, instead, both of which are available for free.) | You can create a key-pair using the ''%%ssh-keygen%%'' utility from the command shell. (In versions of MS-Windows prior to 10 you will need to use the PuTTY Key Generator or the MSYS/MINGW shell, both of which are available for free.) |
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| To do so, enter the command: | To do so, enter the command: |
| === Copying your Public Key to a Linux Server === | === Copying your Public Key to a Linux Server === |
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| On Linux server's, a user's public keys are stored in the file ''%%~/.ssh/authorized_keys%%''. If you have ''%%ssh-copy-id%%'' on your operating system, you can use it to upload your public key to a Linux server and append it to this file. If not, you will need to upload the file manually (e.g., using SCP) and then append it tothis file as follows: | On Linux servers, a user's public keys are stored in the file ''%%~/.ssh/authorized_keys%%''. If you have ''%%ssh-copy-id%%'' on your computer, you can use it to upload your public key to a Linux server (e.g., ''%%stu.cs.jmu.edy%%'' and append it to this file. If not, you will need to upload the file manually (e.g., using SCP) and then append it to this file as follows: |
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| <code bash> | <code bash> |
| cat id_rsa.pub >> ~/.ssh/authorized_keys | cat id_rsa.pub >> ~/.ssh/authorized_keys |
| </code> | </code> |
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| | === Logging-In using the Key-Pair === |
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| | At this point, you should be able to use SSH (either directly or indirectly) to login to the Linux server without providing an ID and/or password. |
