The key benefits of a signed and encrypted e-mail include

The correct answer is B. confidentiality, non-repudiation, and authentication.. A signed and encrypted e-mail provides confidentiality by preventing unauthorized access to the message content, non-repudiation by verifying the identity and integrity of the sender, and authentication by ensuring that the message is from the claimed source. Authorization is not

Submitted by parkjh· Mar 5, 2026Communication and Network Security

Question

Options

Aconfidentiality, authentication, and authorization.
Bconfidentiality, non-repudiation, and authentication.
Cnon-repudiation, authorization, and authentication.
Dnon-repudiation, confidentiality, and authorization.

How the community answered

(58 responses)

B
95% (55)
C
3% (2)
D
2% (1)

Explanation

A signed and encrypted e-mail provides confidentiality by preventing unauthorized access to the message content, non-repudiation by verifying the identity and integrity of the sender, and authentication by ensuring that the message is from the claimed source. Authorization is not a benefit of a signed and encrypted e-mail, as it refers to the process of granting or denying access to resources based on predefined rules.

Topics

#email security#digital signatures#encryption#confidentiality

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