Question 16 0.5 pts DNS ______ is a variant of a larger attack class referred to as DNS spoofing, in which an attacker changes a DNS record through any of a multitude of means. poisoning smurfing kiting caching
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Protocol Exploits: Match the definitions on the right with the corresponding terms on the left. malware sniffer denial of service trojan MITM logic bomb input validation multipartite replay attack DDOS 1. Virus that waits for a specific event to occur 2. Type of virus that has multiple parts 3. an attack where communication is forced through an unknown third party 4. a computer configured to capture traffic on a network 5. to deny the legitimate use of system resources, information, or capabilities 6. the attacker captures part of a communication then re-transmits it later 7. attaches to files that are executed by a victim then access is given to the attacker 8. a DOS attack from multiple systems to overwhelm the target 9. The best way to avoid SQL injection attack 10. Any software that is inherently hostile, intrusive, or annoying in its operation and performs an action or activity without permission.
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An analyst is reviewing the following output as part of an incident: ICMP ECHO REQUEST 192.168.1.10 -> 10.20.30.40 Length=10 ABCDEFGHIJ ICMP ECHO REQUEST 192.168.1.10 -> 10.20.30.40 Length=15 ABCDEFGHIJ ICMP ECHO REQUEST 192.168.1.10 -> 10.20.30.40 Length=20 ABCDEFGHIJ1234567890 Which of the following is MOST likely happening? - The hosts are part of a reflective denial-of-service attack. - Information is leaking from the memory of host 10.20.30.40. - Sensitive data is being exfiltrated by host 192.168.1.10. - Host 192.168.1.10 is performing firewall port knocking.
1. What is the role of Domain Name Server (DNS) in a network? 2. What is DNS cache poisoning?
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