Comptia Security Plus Mock Test Q122

A network administrator is asked to send a large file containing PII to a business associate. Which of the following protocols is the BEST choice to use?

A. SSH
B. SFTP
C. SMTP
D. FTP

Correct Answer: B
Section: Network Security

Explanation:

SFTP encrypts authentication and data traffic between the client and server by making use of SSH to provide secure FTP communications. As a result, SFTP offers protection for both the authentication traffic and the data transfer taking place between a client and server.

Incorrect Answers:
A: SSH is employed by SFTP.
C: SMTP is the email-forwarding protocol used on the Internet and intranets.
D: Standard FTP does not provide any confidentiality protection because it sends all data in the clear.

References:
Stewart, James Michael, CompTIA Security+ Review Guide, Sybex, Indianapolis, 2014, pp. 49, 50