What are the essential ingredients of a public-key directory


Problem: Computer Security

1) List ways in which secret keys can be distributed to two communicating parties.

2) What is the difference between a session key and a master key?

3) What is a key distribution center?

4) What entities constitute a full-service Kerberos environment?

5) In the context of Kerberos, what is a realm?

6) What are the principal differences between version 4 and version 5 of Kerberos?

7) What is a nonce?

8) What are two different uses of public-key cryptography related to key distribution?

9) What are the essential ingredients of a public-key directory?

10) What is a public-key certificate?

11) What are the requirements for the use of a public-key certificate scheme?

12) What is the purpose of the X.509 standard?

13) What is a chain of certificates?

14) How is an X.509 certificate revoked?

The response must include a reference list. Using Times New Roman 12 pnt font, double-space, one-inch margins, and APA style of writing and citations.

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Computer Network Security: What are the essential ingredients of a public-key directory
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