Two Users Need to Send Each Other Emails Over Unsecured

question 714

Multiple Choice

Two users need to send each other emails over unsecured channels. The system should support the principle of non-repudiation. Which of the following should be used to sign the user's certificates?

• A) RA
• B) CA
• C) CRL
• D) CSR

---

Definitions:

Business Decisions

Refers to the process of making choices by analyzing data and considering the likely outcomes affecting a company's operations.

Competence

The ability to do something successfully or efficiently, often refers to the combination of skills, knowledge, and experience.

Gender

The range of characteristics pertaining to, and differentiating between, masculinity and femininity.

Cultural Differences

The variations in norms, values, beliefs, and practices among people from different backgrounds and societies.