They in form of credit card-size memory cards or smart cards, or those resembling small
calculators, are used to supply static and dynamic passwords are called?

A.
Token Ring

B.
Tokens

C.
Token passing networks

D.
Coupons

Explanation:
Tokens are usually used to provide authentication through “What we have”, is most
commonly implemented to provide two-factor authentication. For example, SecurID requires two
pieces of information, a password and a token. The token is usually generated by the SecurID
token – a small electronic device that users keep with them that display a new number every 60
seconds. Combining this number with the users password allows the SecurID server to determine
whatever or not the user should be granted access.