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| If you're connecting the first time to a SSH Server you will perhaps get an alert message. If the message says: '' "The server's host key ist not cached in the registry. You have no gurantee that the server is the computer you think it is." '' it should also show you a fingerprint right below. |
If you're connecting the first time to a SSH Server you will perhaps get an alert message. The fingerprint should also be shown right below the message. ==== Windows ==== {{attachment:alert.jpg}} ==== Linux ==== {{attachment:linux.jpg}} |
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| {{attachment:alert.png}} | The website contains the SSH fingerprints of every SSH server we manage. |
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The website contains the SSH fingerprints of every SSH server we manage. Search or type in the hostname you want to connect to in the search bar on the top right corner of the website. |
Type in the hostname you want to connect to into the search bar on the top right corner of the website. |
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| If it's the same fingerprint as shown then can safely trust the connection. | If it's the same fingerprint as shown then you can safely trust the connection. ==== Example for bad connection ==== {{attachment:badconnectlinux.PNG}} As you can see the name is the same but IP Address is not. You should not only the hostname but also the ip address and fingerprint. |
SSH Fingerprints Website
If you're connecting the first time to a SSH Server you will perhaps get an alert message. The fingerprint should also be shown right below the message.
Windows
Linux
You can check if the fingerprint is correct with this website (https://ssh-fingerprints.ee.ethz.ch/).
The website contains the SSH fingerprints of every SSH server we manage.
Type in the hostname you want to connect to into the search bar on the top right corner of the website. The host with its fingerprint should now be shown in the table. Compare the fingerprint with the alert message. If it's the same fingerprint as shown then you can safely trust the connection.
Example for bad connection
As you can see the name is the same but IP Address is not. You should not only the hostname but also the ip address and fingerprint.