Network+ Pop Quiz: There goes my daily quotaA help desk technician has received a phone call from the company's ISP asking for authentication information associated with the company's external DNS server. After some additional investigation, it was determined that the call was not legitimate and the ISP did not actually place any calls to the help desk. What type of attack was this? A) Man-in-the-middle B) Insider threat C) DNS poisoning D) Social engineering E) Denial of service F) Increase-my-ticket-completion-times attack
