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Software & Apps Operating System Linux

How To Fix “No such file or directory” Error when Moving SSH Key to Authorized Keys

In this article, we will address a common issue encountered by system administrators and developers when dealing with SSH keys – the “No such file or directory” error. This error typically occurs when you’re trying to move your SSH key to the authorized_keys file. Before we delve into the solution, let’s understand the context and the cause of this error.

Quick Answer

To fix the "No such file or directory" error when moving your SSH key to the authorized_keys file, you need to create the .ssh directory and the authorized_keys file, and set the correct permissions for them. Then, add your public key to the authorized_keys file.

  1. Understanding SSH Keys and Authorized Keys
  2. The Cause of the Error
  3. Fixing the Error
  4. Adding the Public Key to the authorized_keys File
  5. Conclusion
What permissions should I set for the authorized_keys file?

The recommended permissions for the authorized_keys file are 600, which means only the owner can read and write. You can set the permissions using the chmod command, like this: chmod 600 ~/.ssh/authorized_keys .

How do I add my public key to the authorized_keys file?

You can add your public key to the authorized_keys file by using the cat command to append the contents of your public key file to the authorized_keys file. For example, cat ~/.ssh/id_rsa.pub >> ~/.ssh/authorized_keys will append your public key to the authorized_keys file.

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