6001 Test 1

It is not necessary for a certification authority to maintain a list of certificates issued by that CA that were not expired but were revoked. ?

• True

• False

In order to solve the problem of minimizing the number of times that a user has to enter a password and the problem of a plaintext transmission of the password a server is used.

• ticket granting

• password ciphering

• access code

• authentication

User certificates generated by a CA need special efforts made by the directory to protect them from being forged.?

• True

• False

User certificates generated by a CA need special efforts made by the directory to protect them from being forged.?

• True

• False

User certificates generated by a CA need special efforts made by the directory to protect them from being forged.?

• nonce

• option

• rtime

• realm

___are entities that obtain and employ data maintained and provided by identity and attribute providers, which are often used to support authorization decisions and to collect audit information.

• Federations

• Principals

• CAS

• Data Consumers

__is a key used between entities for the purpose of distributing session keys.

• permanent key

• key distribution center

• symmetric key

• session relay key

If the sender and receiver each use a different key the system is referred to as encryption.

• secret-key

• conventional

• single-key

• asymmetric

The most common key length in modern algorithms is

• 64 bits

• 128 bits

• 32 bits

• 256 bits

The ciphertext-only attack is the easiest to defend against because the opponent has the least amount of information to work with.

• True

• False