in order to destroy a DNS server what kind of attack can you propose? discuss possible...

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Electrical Engineering

in order to destroy a DNS server what kind of attack can youpropose? discuss possible protections to your proposals

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DNS server what kind of attack DNS Cache Poisoning Attacks DNS cache poisoning occurs when an attacker sends falsified and usually spoofed RR information to a DNS resolver Once the DNS resolver receives the falsified RR information it is stored in the DNS cache for the lifetime Time To Live TTL set in the RR To exploit this flaw in the DNS resolver implementation so it will store the falsified information an attacker must be able to correctly predict the DNS transaction identifier TXID and the UDP source port for the DNS query request message Attackers use this exploitation technique to redirect users from legitimate sites to malicious sites or to inform the DNS resolver to use a malicious name server NS that is providing RR information used for malicious activities DNS Amplification and Reflection Attacks DNS amplification and reflection attacks use DNS open resolvers to increase the volume of attacks and to hide the true source of an attack actions that typically result in a DoS or DDoS attack These attacks are possible because the open resolver will respond to queries from anyone asking a question Attackers use these DNS open resolvers for malicious activities by sending DNS messages to the open resolvers using a forged source IP address that is the target for the attack When the open resolvers receive the spoofed DNS query See Answer

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