SSCP · Question #24
There are parallels between the trust models in Kerberos and Public Key Infrastructure (PKI). When we compare them side by side, Kerberos tickets correspond most closely to which of the following?
The correct answer is C. public-key certificates. A Kerberos ticket is issued by a trusted third party. It is an encrypted data structure that includes the service encryption key. In that sense it is similar to a public-key certificate. However, the ticket is not the key. The following answers are incorrect: public keys…
Question
There are parallels between the trust models in Kerberos and Public Key Infrastructure (PKI). When we compare them side by side, Kerberos tickets correspond most closely to which of the following?
Options
- Apublic keys
- Bprivate keys
- Cpublic-key certificates
- Dprivate-key certificates
How the community answered
(42 responses)- A2% (1)
- B7% (3)
- C86% (36)
- D5% (2)
Explanation
A Kerberos ticket is issued by a trusted third party. It is an encrypted data structure that includes the service encryption key. In that sense it is similar to a public-key certificate. However, the ticket is not the key. The following answers are incorrect: public keys. Kerberos tickets are not shared out publicly, so they are not like a PKI public key. private keys. Although a Kerberos ticket is not shared publicly, it is not a private key. Private keys are associated with Asymmetric crypto system which is not used by Kerberos. Kerberos uses only the Symmetric crypto system. private key certificates. This is a detractor. There is no such thing as a private key certificate.
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