A company with a US-based sales force has requested that the VPN system be configured to authenticate the sales team based on their username, password and a client side certificate. How many authentication factors are in use by the VPN system?
The three types of authentication factors are something you know, something you have, and something you are. In this case 2 factors are used: 1. The user must know the username and password. 2. The user must have a valid client side certificate.
Multi-factor authentication (MFA) is a method of computer access control in which a user is granted access only after successfully presenting several separate pieces of evidence to an authentication mechanism – typically at least two of the following categories: knowledge (something they know), possession (something they have), and inherence (something they are).
Two-factor authentication (also known as 2FA) is a method of confirming a user's claimed identity by utilizing a combination of two different components. Two-factor …