Let’s imagine three companies (A, B and C), all competing in a challenging global environment.
Company A and B are working together in developing a product that will generate a major
competitive advantage for them. Company A has a secure DNS server while company B has a
DNS server vulnerable to spoofing. With a spoofing attack on the DNS server of company B,
company C gains access to outgoing e-mails from company B. How do you prevent DNS
spoofing? (Select the Best Answer.)
A.
Install DNS logger and track vulnerable packets
B.
Disable DNS timeouts
C.
Install DNS Anti-spoofing
D.
Disable DNS Zone Transfer
Explanation:
Implement DNS Anit-Spoofing measures to prevent DNS Cache Pollution to occur.