Answer the following statements true (T) or false (F)
1. Frequent key changes are usually desirable to limit the amount of data compromised if an attacker learns the key.
2. For link encryption manual delivery is awkward.
3. Each user must share a unique key with the key distribution center for purposes of key distribution.
4. Typically the session key is used for the duration of a logical connection, such as a frame relay connection or transport connection, and then it is permanently stored.
5. Master keys can be distributed in some noncryptographic way such as physical delivery.
1. TRUE
2. FALSE
3. TRUE
4. FALSE
5. TRUE
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