Digital signature provides not only data origin authentication but also data ____.
A) availability
B) entity confidentiality
C) integrity
D) confidentiality

Question

Quizplus · Accepted Answer

Digital signature provides both data origin authentication, ensuring that the message was indeed sent by the claimed sender, and data integrity, ensuring that the message has not been altered or tampered with during transmission. It does not provide confidentiality, which is the protection of the content of the message from unauthorized access, nor availability, which is the assurance that the message is accessible to authorized parties when needed.

Digital Signature Provides Not Only Data Origin Authentication but Also