CompTIA A+ 220-1101 Practice Question
A company needs to perform a firmware upgrade on several network devices that do not have the capability for secure file transfers. Which protocol is the BEST to use for transferring the firmware files to the devices in this use-case?
Trivial File Transfer Protocol (TFTP)
File Transfer Protocol Secure (FTPS)
Secure Copy Protocol (SCP)
SSH File Transfer Protocol (SFTP)