CISSP-ISSAP: Information Systems Security Architecture Professional

Question

Kerberos is a computer-network authentication protocol that enables individuals communicating across an insecure network to securely prove their identities to one another. Which of the following statements are true of the Kerberos authentication scheme? Each correct answer represents a complete solution.

Choose all that apply.

Explanation

Kerberos uses timestamped authenticators to help prevent replay attacks. Consequently, the participating hosts must keep their clocks synchronized within the allowed clock-skew tolerance.

CISSP-ISSAP: Information Systems Security Architecture Professional

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