Secure user authentication in a distributed environment

1 What is a suppress-replay attack?

2 What problem was Kerberos designed to address?

3 What are three threats associated with user authentication over a network or Internet?

4 List three approaches to secure user authentication in a distributed environment.

5 What four requirements were defined for Kerberos?

1 What entities constitute a full-service Kerberos environment?

2 In the context of Kerberos, what is a realm?

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

4 Provide a brief definition of network access control.

5 What is an EAP?


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