From the course: Learning CentOS Linux

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Adding a key to a user for SSH access

Adding a key to a user for SSH access

From the course: Learning CentOS Linux

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Adding a key to a user for SSH access

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- [Instructor] Now that we have a user to connect to our system with, let's take a look at upgrading that user to use a key instead of a password. A key, or really a keypair, is made up of two parts, a private key which you keep on your computer and a public key which you store on servers you want to connect to using the keys. This process isn't specific to Sentos. It's a fairly general thing to do across the Linux ecosystem. So we'll go through it a little quickly. For more information about the process, take a look at our Linux remote access and system administration courses. Generating the key usually starts on the client, not on the server. That's because it's the best practice for users to keep their own private keys rather than to have them be given keypairs by the administrator. You can think of a private key like a really long password. As I mentioned earlier, the public key is the portion that's sent to the server. We'll generate a keypair with ssh_keygen, and this will place…

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