Which of the following would be BEST to protect the availability of the APIs?

Clients are unable to access a company’s API to obtain pricing data. An analyst discovers sources other than clients are scraping the API for data, which is causing the servers to exceed available resources.

Which of the following would be BEST to protect the availability of the APIs?
A . IP whitelisting
B . Certificate-based authentication
C . Virtual private network
D . Web application firewall

View Answer

Answer: D