A Message Which Contains a Digital Signature

question 116

Multiple Choice

A message which contains a digital signature

• A) must be encrypted along with the signature.
• B) must be sent once as plaintext and once as ciphertext if no message digest exits.
• C) does not have to be encrypted when a message digest is used as a digital signature.
• D) Answers B and C are correct.

---

Definitions:

Interest Rate

The percentage of principal charged by the lender for the use of its money or the rate earned on investments.

Loan

A sum of money that is borrowed, often from a financial institution, which is expected to be paid back with interest.

Annual Interest Rate

The percentage increase in money that borrowers pay lenders over a year, typically applied to loans and savings.

Interest

The charge for borrowing money or the return for lending money, expressed as a percentage of the loan amount.