A company has recently launched a new billing invoice website for a few key vendors. The cybersecurity analyst is receiving calls that the website is performing slowly and the pages sometimes time out. The analyst notices the website is receiving millions of requests, causing the service to become unavailable.
Which of the following can be implemented to maintain the availability of the website?
A . VPN
B . Honeypot
C . Whitelisting
D . DMZ
E . MAC filtering
Answer: C