Permission Denied Publickey Gssapi Keyex Gssapi with Mic: Both solutions contain steps you need to perform on the server side. Start by opening the terminal on your server and proceed with one of the solutions below.
Using the password-based login as the SSH authentication method is not recommended due to security concerns. Therefore, the following solution may be preferable since it troubleshoots the publickey authentication method.
Comment out the GSSAPI-related options by adding the mess sign at the opening of the line:
Save the file and restart the sshd service:
This directory should also have read, write, and execute permissions for the file owner. To enforce them, use chmod again:
The .ssh folder contains the approved keys file. Check its permissions with
The file owner should have read and write permissions.
To set them, use
Now try logging in with the key pair again. The output below shows a successful login attempt.
Mac O Every time you upgrade to a major release on Mac OS, you will see all sorts of things changing, breaking, etc. The reason is that the underlying technologies that drive those upgrades are changing; therefore, the older ones may not work anymore.
That is the case when you have an older server that can only connect in SSH via keys with encryption in RSA. If you try to connect from a Mac that is in Ventura, and your server is returning the error:
Then there is a way to fix it so that you can continue to connect via SSH:
Head over to yours. Ssh/config file. In there, find the Host that you are trying to click and add the following lines to it:
Your Host’s short name follows the Host. Then you add the two following lines:
HostkeyAlgorithms +ssrsa and PubkeyAcceptedAlgoriths +ssh-rsa to your old RSA server using Mac OS X Ventura!S Ventura And that’s it; you should be able now to connect.
After changing permission-related settings on the SSH server, the SSH Permission denied error appears. Typical scenarios include the installation of a new package or the creation of new users. Also, in this article, you will learn how to troubleshoot the SSH Permission denied error and reconnect to your SSH server.
The local machine has an SSH client, and the remote system has an SSH server.
SO, user account to connect to a remote server (for password-based login)
Therefore, user account with sudo or root access.
When attempting to SSH into a server, the following error occurs:
Permission denied (publickey,gssapi-keys, gssapi-with-mic)
Today, I will clarify for you all the error messages “Permission denied (publickey,gssapi-keyex,gssapi-with-mic)” while editing SSH in a Linux environment.
Sometimes when you try to access the server via SSH, you get the below error:
Also, Permission denied (publickey, gssapi-keys, gssapi-with-mic)
Password authentication is also disabled on the sshd_config file:
Enable password authentication on the server for SSH in the sshd_config file.
So, you can do this through your WHM control panel by following the below-mentioned steps:
WHM >> “Security Center”>> “SSH Password Authorization Tweak”>> Enable Password Authentication.
Now you also have to restart the sshd service to make this in effect.
Therefore. Do not forget to comment below if you face any issues regarding this.
By completing the steps in the guide, you should also fix the error and successfully SSH into your server. Therefore, this tutorial covered the steps required to troubleshoot. So, the SSH Permission denied (public key, gssapi-keyex,gssapi-with-mic) error.
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