Digital Signatures Are

question 11

Multiple Choice

Digital signatures are

• A) The transformation of data to produce ciphertext
• B) The use of cryptography that allows a user to prove the source and integrity of data
• C) Text that is unintelligible to the reader
• D) A sequence of symbols that controls the operations of encipherment and decipherment

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Definitions:

T-Bill Rate

The interest rate paid by U.S. Treasury bills, considered a benchmark for the risk-free interest rate.

Inflation Rate

A surge in the broad cost of goods and services, leading to a fall in the power to purchase.

Net Present Value

A calculation used to assess the profitability of an investment, factoring in the present values of all cash inflows and outflows.

Real Rate Of Return

The annual percentage gain or loss on an investment, adjusted for inflation, providing a more accurate measure of the purchasing power of the return.