Troubleshooting SSH Permission Denied on Raspberry Pi

Learn how to troubleshoot and fix SSH permission denied issues on your Raspberry Pi. Explore common causes and solutions for a smoother remote connection experience.
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Troubleshooting SSH Permission Denied on Raspberry Pi

If you've encountered the frustrating "Permission Denied, Please try again" error while trying to SSH into your Raspberry Pi, fear not. This common issue can be caused by various factors, but the good news is that it's often straightforward to resolve. In this guide, we'll walk through some troubleshooting steps to help you regain access to your Raspberry Pi via SSH.

Check Your Credentials

The first thing to verify is that you are using the correct username and password combination. Ensure that you are entering the credentials associated with your Raspberry Pi. Double-check for typos, especially in the password, as SSH won't allow access if there is a mismatch.

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Verify SSH Service Status

Make sure that the SSH service is running on your Raspberry Pi. Use the following command to check its status:

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If the service is not running, start it with:

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Inspect Permissions

Incorrect file permissions can lead to SSH permission issues. Ensure that the permissions for the ~/.ssh directory and its contents are set correctly. The authorized_keys file, which stores allowed SSH keys, should typically have permissions set to 600.

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Disable Password Authentication

For improved security, you might have disabled password authentication in your SSH configuration. If so, make sure you are using SSH keys for authentication. Edit the SSH configuration file:

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Ensure the following lines are present and uncommented:

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Save the file and restart the SSH service:

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Check for IP Address Changes

If your Raspberry Pi's IP address has changed, your SSH client might be trying to connect to the wrong address. Confirm the current IP address of your Pi and use it for the SSH connection.

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Review Authentication Logs

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Look for error messages or clues about what might be causing the permission denied problem.

By following these troubleshooting steps, you should be able to identify and resolve the SSH permission denied issue on your Raspberry Pi. Whether it's a simple typo, a service not running, or a configuration change, addressing these factors will help you establish a successful SSH connection.