An administrator needs to enable a fellow technician to access a remote Linux server for system management. Which of the following configurations will BEST ensure that the technician can connect securely without password authentication?
Instruct the technician to use ssh-add
followed by the server's IP to access the server.
Provide the technician with the server password to use with SSH.
Use ssh-keygen
to create a key pair and ssh-copy-id
to copy the public key to the server.
Modify the ~/.ssh/config
file on the technician's machine to include the server's information.