When retired electrician Pierre Le Guennec recently sent photographs of some of the works in his possession to the Picasso Administration asking for authentication, he was doing as an honest man would.
To be able to authenticate users based on their response accuracy, we need to calculate the score of a user for a given session where multiple different questions may be asked for authentication.
Based on the EAP terminology, three entities are defined: The EAP peer which is the client asking for authentication using an EAP method, the EAP server is the entity that terminates the EAP authentication method with the peer, the EAP servers are often, but not necessarily, co-located with AAA servers.
When you're protecting your bank account, or your email, you don't hesitate to ask for two-factor authentication.
Depending on the configuration of your system, ksu may ask for your Kerberos password if authentication fails.
The old password is stored in Chromebook's local authentication, so the computer will ask for the old one.
You can ask for an alternative means of verification, like a specially assigned PIN, or a series of questions known as "dynamic" authentication.
(Update: For example, Credit.com's Credit Report Card does ask for your SSN in order to generate your credit score and credit report summary -- an industry standard -- but the information is fully encrypted with a bank level authentication process).
Authentication difficulties Everyone agrees this is too high, leading to consideration of an entirely new telephone number so there is no need for authentication.
You will continue to log into the service using a CWID and password, "something you know". Duo then, based on a policy decision, asks for the second level of authentication by utilizing a code "something you have". The code can be easily be accessed from a smartphone app, SMS, or voice call.
