Question: One local area network vendor provides a key distribution facility, as illustrated in Figure 14.18. a. Describe the scheme. b. Compare this scheme to that

One local area network vendor provides a key distribution facility, as illustrated in Figure 14.18.

a. Describe the scheme. b. Compare this scheme to that of Figure 14.3. What are the pros and cons?

Fig 14.18:

One local area network vendor provides a key distribution facility, as illustrated

Fig 14.3:

in Figure 14.18. a. Describe the scheme. b. Compare this scheme to

Key Distribution Center (KDC) (2) IDA, E(KnNa), IDB, E(K, Nb) 1) IDA, E(Kas Na 4) E(Ka [K,, IDB, Nal

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