Which of the following sshd configuration settings should be set to no in order to fully disable
password based logins? (Choose THREE correct answers.)

After having a laptop assigned to a new subnet, a user is no longer able to login to the SSH server
with an error message like Connection closed by remote host. Which of the following are possible
approaches to determine and fix the cause of this problem? (Choose TWO correct answers.)

Unlike many other services, OpenSSH cannot be configured to hide its version information without
recompiling from source code. What is the primary reason for this disclosure of version
information?