Select the key question you would use to ask your customer related to DNS attacks?

A.
Do you over-provision your DNS infrastructure?

B.
Do you regularly update BIND or some other DNS application to the latest release?

C.
Do you rely on your network firewall to protect your DNS server?

D.
How do you secure your DNS infrastructure against attacks?

Explanation:
How do you secure your DNS infrastructure against attacks? câu hỏi giám tiếp hay nhất