MagicBuddy

What is SSH key revocation and how do I do it?

An example of an AI chatbot conversation about SSH key revocation and its importance.

😀
You

What is SSH key revocation and how do I do it?

MagicBuddy
MagicBuddy

SSH key revocation is the process of invalidating an SSH key so it can no longer be used for authentication. You can do this by removing the key from the authorized_keys file on the server or by using a certificate authority to revoke the key.

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You

Why would I need to revoke an SSH key?

MagicBuddy
MagicBuddy

You might need to revoke an SSH key if it has been compromised, if an employee leaves your organization, or if you no longer need access to a server.

😀
You

How do I remove a key from the authorized_keys file?

MagicBuddy
MagicBuddy

To remove a key, you can open the authorized_keys file in a text editor and delete the line containing the key you want to revoke. Make sure to save the changes afterward.

😀
You

Is there a way to automate SSH key revocation?

MagicBuddy
MagicBuddy

Yes, you can automate SSH key revocation using configuration management tools like Ansible or Puppet, which can manage authorized_keys files across multiple servers.

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