You are the Network Administrator at a large company. Your company has a lot of contractors and
other outside parties that come in and out of the building. For this reason you are concerned that
simply having usernames and passwords is not enough and want to have employees use tokens
for authentication. Which of the following is not an example of tokens?
A.
Smart card
B.
USB device with cryptographic data
C.
CHAP
D.
Key fob