Software Security The gateways provide cryptographic protection. Gateway A provi
ID: 3690469 • Letter: S
Question
Software Security
The gateways provide cryptographic protection.
Gateway A provides WPA2 crypto protection.
Gateways B and C provide IPsec crypto protection for traffic between Site 1 and Site 2. They provide no crypto protection between other Internet destinations.
Host A sends a plaintext email to the server on Host C. Eve tries to eavesdrop on the following links. On which can she retrieve the plaintext message? Answer Yes or No to each of the following locations and briefly explain the reason.
a. Between Host A and Gateway A
b. Between Gateway A and Gateway B
c. Somewhere on the Internet
d. Between Gateway C and Host C
Explanation / Answer
a. Between Host A and Gateway A: No, WPA2 is a security protocol developed to secure wireless computer networks.
b. Between Gateway A, and Gateway B: No, IPSec is a protocol suite for secure IP communications between host-to-host, network-to-network, or between network-host.
c. Somewhere on the Internet: No, the message will be in encrypted format.
d. Between Gateway C and Host C: No, here again, Gateway C is also implementing IPSec.
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