What should you do when configuring DNS servers that are connected to the Internet in order to improve security?
A) disable zone transfers
B) delete the DNS cache
C) disable DNS buffers
D) setup DNS proxy

Question

Quizplus · Accepted Answer

Disabling zone transfers helps prevent unauthorized access to a DNS server's zone information, improving security.

Answer: B
 Clearing the DNS cache periodically can help prevent DNS spoofing or cache poisoning attacks, improving security.

Answer: C
 There is no such thing as DNS buffers, so this choice is not relevant.

Answer: D
 Setting up a DNS proxy can improve privacy and performance, but it does not directly enhance security.

What Should You Do When Configuring DNS Servers That Are