Content Comparison

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• Create or open the /home/username/.ssh/authorized_keys file.

  Code Block
  sudo nano /home/username/.ssh/authorized_keys

• Copy and append the text of the public key file into the authorized_keys file.

• Set the rights to this file to 600 (owner read and write only).

  Code Block
  sudo chmod 600 /home/username/.ssh/authorized_keys sudo chown username:username /home/username/.ssh/authorized_keyss

Remove requirement for password

By default the user will still be prompted for a password when attempting to use sudo. To remove this requirement, use visudo.

• Run visudo.

  Code Block
  sudo visudo

• Find the sudo group entry. It will look like the following:

  Code Block
  %sudo ALL=(ALL:ALL) ALL

• Add a no-password rule:

  Code Block
  your_username ALL=(ALL) NOPASSWD:ALL

  If you wish to remove the sudo password requirement for all users:

  Code Block
  %sudo ALL=(ALL:ALL) NOPASSWD:ALL