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How To Setup SSH Passwordless Login

By default, SSH login requires password authentication. Sometimes you want to login without SSH password. Here is how to setup SSH passwordless login.<br><br>Visit https://fedingo.com/how-to-setup-ssh-passwordless-login/<br>#ssh #password #login #linux

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How To Setup SSH Passwordless Login

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  1. How to Setup SSH Passwordless Login

  2. Look for existing SSH keys Open terminal and run the following command to check if there are any existing SSH keys in your system. $ ls -al ~/.ssh/id_*.pub

  3. Generate new SSH key pair Run the following command to generate an SSH key pair. Replace email@domain.com with the email address of your website administrator. $ sudo ssh-keygen -t rsa -b 4096 -C "email@domain.com"

  4. Copy Public Key Next, you need to copy your new public key to the server you want to manage. You can do this using ssh-copy-id command. $ ssh-copy-id remote_user@server_ip

  5. Login to remote server Run the following command to login to your remote server. $ sudo ssh remote_user@server_ip

  6. Disable Password Authentication After you login to remote server using public keys, open the following file. $ sudo vi /etc/ssh/sshd_config Look for the following lines and modify them such that their values are ‘no’. PasswordAuthentication no ChallengeResponseAuthentication no UsePAM no

  7. Restart SSH service Ubuntu/Debian $ sudo systemctl restart ssh Redhat/Fedora/CentOS $ sudo systemctl restart sshd

  8. Thank You Visit for details https://fedingo.com/how-to-setup-ssh-passwordless-login/

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