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1. What is Gssapi authentication in SSH?
2. Why do I get permission denied Publickey?
3. How do I fix permission denied error?
4. How do I fix permission denied Publickey Fataly could not read from remote repository please make sure you have the correct access rights and the repository exists?
5. How do I fix SSH connection refused error?
6. How do I fix permissions denied Publickey in Windows?
7. Why do I get permission denied Publickey?
8. How do I fix file Access Denied You need permission to perform this action?
9. How to SSH if port 22 is blocked?

What is Gssapi authentication in SSH?

GSSAPI authentication is used to provide additional authentication mechanisms to applications. Allowing GSSAPI authentication through SSH exposes the system's GSSAPI to remote hosts, increasing the attack surface of the system. GSSAPI authentication must be disabled unless needed. STIG.

Why do I get permission denied Publickey?

"Permission denied (publickey)" and "Authentication failed, permission denied" errors occur when: You're trying to connect using the wrong user name for your AMI. The file permissions within the operating system are incorrect on the instance. The incorrect SSH public key (.pub) file is in the authorized_keys file.

How do I fix permission denied error?

Right-click the file or folder, and then click Properties. Click the Security tab. Under Group or user names, click your name to see the permissions that you have. Click Edit, click your name, select the check boxes for the permissions that you must have, and then click OK.

How do I fix permission denied Publickey Fataly could not read from remote repository please make sure you have the correct access rights and the repository exists?

The “Permission denied (publickey). fatal: Could not read from remote repository” error is caused by an issue with the way in which you authenticate with a Git repository. To solve this error, make sure your key is being used on your Git account. If it is not, add your key to Git.

How do I fix SSH connection refused error?

Typing in the wrong credentials a few times will result in failed login attempts, causing the SSH “Connection refused” error. Make sure you're entering the correct username, password, hostname, and port to avoid an SSH connection failure.

How do I fix permissions denied Publickey in Windows?

How can i solve this problem on Windows? You need to make sure the file has no read permission to any other user, You can do this by opening the file's permissions dialog and make sure only your user has read access.

Why do I get permission denied Publickey?

"Permission denied (publickey)" and "Authentication failed, permission denied" errors occur when: You're trying to connect using the wrong user name for your AMI. The file permissions within the operating system are incorrect on the instance. The incorrect SSH public key (.pub) file is in the authorized_keys file.

How do I fix file Access Denied You need permission to perform this action?

Right-click the file or folder, and then click Properties. Click the Security tab. Under Group or user names, click your name to see the permissions that you have. Click Edit, click your name, select the check boxes for the permissions that you must have, and then click OK.

How to SSH if port 22 is blocked?

If your SSH port is closed.

Either install an SSH daemon on the server you want to connect to or change your firewall rules to accept connections to your SSH port.