4. Which of the following allows a recipient of the data unit to prove the source and integrity? O a. Authentication O b. Digital signature O c. Public key d. Data Integrity

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Cryptography
4. Which of the following allows a recipient of the data unit to prove the source and integrity?
a. Authentication
O b. Digital signature
O . Public key
O d. Data Integrity
Transcribed Image Text:4. Which of the following allows a recipient of the data unit to prove the source and integrity? a. Authentication O b. Digital signature O . Public key O d. Data Integrity
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