A network security administrator is worried about potential man-in-the-middle attacks when users access a corporate web site from their workstations. Which of the following is the best remediation against this type of attack?
A. Implementing server-side PKI certificates for all connections
B. Mandating only client-side PKI certificates for all connections
C. Requiring client and server PKI certificates for all connections
D. Requiring strong authentication for all DNS queries
Answer: C
Which command line switch would be used in NMAP to perform operating system detection?
A. -OS
B. -sO
C. -sP
D. -O
Answer: D
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