Purchasing receives a phone call from a vendor asking for a payment over the phone. The phone
number displayed on the caller ID matches the vendor’s number. When the purchasing agent asks
to call the vendor back, they are given a different phone number with a different area code. Which
of the following attack types is this?

A.
Hoax

B.
Impersonation

C.
Spear phishing

D.
Whaling

Explanation: