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312-50V12 · Question #95

312-50V12 Question #95: Real Exam Question with Answer & Explanation

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Submitted by skyler.x· Mar 4, 2026Network and Perimeter Hacking

Question

John, a professional hacker, decided to use DNS to perform data exfiltration on a target network. In this process, he embedded malicious data into the DNS protocol packets that even DNSSEC cannot detect. Using this technique, John successfully injected malware to bypass a firewall and maintained communication with the victim machine and C&C server. What is the technique employed by John to bypass the firewall?

Options

  • ADNSSEC zone walking
  • BDNS cache snooping
  • CDNS enumeration
  • DDNS tunneling method

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Topics

#DNS tunneling#Data exfiltration#Firewall bypass#C2 communication
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