A network administrator is looking to implement a solution allowing users to utilize a common passwordto
access most network resources for an organization. Which of the following would BEST provide this
functionality?
A.
RADIUS
B.
Single sign on
C.
Multifactor authentication
D.
Two-factor authentication
Multifactor Authentication- user must use 2 or more factors to prove his/her identitity
2-factor Authentication- AAA standard to support ISPs with hundreds-thousands of modems in hundreds of computers to connect to a single central database. Consists of 3 devices: RADIUS sever that has access to database of usernames and passwords, a number of NASs (network access servers)that can control modems, and a group of systems that dial into the network.
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