Exit CAS-005 CompTIA SecurityX
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Q1 Single choice

A company notices that cloud environment costs increased after using a new serverless solution based on API requests. Many invalid requests from unknown IPs were found, often within a short time.

Which of the following solutions would most likely solve this issue, reduce cost, and improve security?

  • A

    Using digital certificates for known customers and performing API authorization through those certificates

  • B

    Defining request rate limits and comparing new requests from unknown IPs with a list of known-malicious
    IPs

  • C

    Setting authentication processes for the API requests as well as proper rate limits according to regular usage

  • D

    Only allowing API requests coming from regions with known customers

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