Authentication Methods for Payroll System Access

Username and Password Authentication

Question

Joe, an end user, has been prompted to provide his username and password to access the payroll system.

Which of the following authentication methods is being requested?

Answers

Explanations

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A. B. C. D.

A.

The authentication method being requested in this scenario is likely a single-factor authentication method.

Authentication is the process of verifying the identity of an individual, device, or application before allowing access to a system or resource. There are several authentication methods available, including single-factor, multifactor, RADIUS, and TACACS.

Single-factor authentication requires only one form of authentication to access a system or resource. This is typically a username and password combination, as in the scenario described in the question. The downside of single-factor authentication is that it can be easily compromised if the user's password is weak or if it is shared or stolen.

Multifactor authentication, on the other hand, requires two or more forms of authentication to access a system or resource. This can include something the user knows (like a password), something they have (like a smart card or token), or something they are (like a biometric scan). Multifactor authentication is generally considered more secure than single-factor authentication because it requires more than one type of verification to gain access.

RADIUS (Remote Authentication Dial-In User Service) and TACACS (Terminal Access Controller Access Control System) are both network protocols used for authentication, authorization, and accounting (AAA) in network security. RADIUS is commonly used for remote access authentication, while TACACS is typically used for device authentication.

In summary, the scenario described in the question is likely an example of single-factor authentication, as it only requires a username and password to access the payroll system.