An authentication system that uses something a user has in conjunction with something a user knows is called:
Creating a webmail application in PHP involves using the related POP3 or IMAP libraries to connect to the mail system and cookies/sessions to save authentication information.
What is Cloud PBX ? Cloud PBX is also called as virtual PBX or hosted PBX (private branch exchange) is a telephone exchange system built, delivered and managed by third party service provider which is accessed and executed through internet which is IP based telephony solution.
Five9 is a website where one can purchase a dialer system. The system is called the Five9 Predictive Dialer. It is used to automate outgoing calling campaigns.
This system of pathways used for communication and the protocol and methods used for transmission are collectively called the bus. A protocol is a set of rules and standards that any two entities use for communication.
There are many advantages of a business having a voice mail system. The advantages of a business having a voice mail system is knowing who called when no employees were available and having the means to call back missed customers.
Two-factor authentication uses something a user has in conjunction with something a user knows.
An authentication system that uses something a user has in conjunction with something a user knows is called:
Open system authentication (default).
I think one is database server authentication, the other is operating system level authentication (could be at the network level).
Authentication
It depends. For robust and high risk system, Lightweight Directory Access Protocol (LDAP) authentication, or client-side public key infrastructure authentication.
kerberos
Authentication
Access Control Systems. Authentication. Multi-factor authentication Authorization. Firewalls and Internet Security. Intrusion prevention system. Intrusion detection system.
A DRFU card works in conjunction with the transceiver on a cell phone. It is part of the radio system called the BTS.
when two factor authentication is requured
The answer depends on the type of computer system in which you are referring and too numerous to cover here given the vague nature of your question. Operating system login? Windows, OS X, Linux, Unix? ... Local or remote? Web based login? Google: computer authentication methods