3 ms·
The card is not enough to authenticate you. It is enough to identify you. Slightly different concepts. So card = identify. PIN = authenticate. That's not tw
by pointyhat 15y ago
The card is not enough to authenticate you. It is enough to identify you. Slightly different concepts.
So card = identify. PIN = authenticate. That's not two factor.
The second factor would be an RSA key or a Digipass device.
- tptacek 15y agoYou are using the words "authenticate" and "identify" in ways that professionals do not. In reality, a card and a pin are two factors in an authentication system; your fingerprint is a third (biometric) factor which does not need yet another synonym for "identify" to describe; the reputation of your origin IP is a fourth factor, your behavior a fifth.