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Question 88 :Which of these protocols would be most likely to be used in an amplification attack?This type of question contains radio buttons and checkboxes for selection of options. Use Tab for navigation and Enter or space to select the option.optionADNSoptionBIPoptionCTCPoptionDSMTP

Question

Question 88 :Which of these protocols would be most likely to be used in an amplification attack?This type of question contains radio buttons and checkboxes for selection of options. Use Tab for navigation and Enter or space to select the option.optionADNSoptionBIPoptionCTCPoptionDSMTP

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Solution

The protocol most likely to be used in an amplification attack would be option A: DNS.

An amplification attack is a form of a Distributed Denial of Service (DDoS) attack in which an attacker exploits vulnerabilities in the domain name system (DNS) to turn small requests into larger payloads, which are used to bring down the victim's servers.

Here's a step-by-step explanation:

  1. The attacker sends a request to a vulnerable DNS server. The request is forged to appear as if it comes from the victim's IP.

  2. The DNS server, thinking the request is legitimate, responds. However, the response is much larger than the original request.

  3. The response is sent to the victim's IP address. Because the response is so much larger than the original request, it can overwhelm the victim's server.

  4. The attacker continues this process, sending multiple requests and causing the server to be flooded with responses. This can cause the server to slow down or crash, resulting in a denial of service.

So, DNS is the protocol most likely to be used in an amplification attack.

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