CompTIA Exam Questions

Which of the following concepts is used by digital sign…

Which of the following concepts is used by digital signatures to ensure integrity of the data?

A.
Non-repudiation

B.
Hashing

C.
Transport encryption

D.
Key escrow

Explanation:
Most digital signature implementations also use a hash to verify that the message has not been altered,
intentionally or accidently, in transit.