What Is the Most Secure Type of Authentication

question 18

Multiple Choice

What is the most secure type of authentication?

• A) Something the user knows such as a user ID and password
• B) Something the user has such as a smart card or token
• C) Something that is part of the user such as a fingerprint or voice signature
• D) Combination of all of these

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Definitions:

Short Run

A period in economic analysis during which some factors of production or inputs are fixed, limiting the ability of the economy or firm to adjust.

Long Run

A timeframe in economic analysis where all inputs can be adjusted, allowing for the analysis of long-term strategic planning.

This Firm

A term often used in economic models or discussions to represent a generic company or business under analysis.

Economic Profit

The difference between a firm's total revenues and its total costs, including both explicit and implicit costs.