1. What is meant by "only sender or intended receiver should understand message contents.

2. What is "eavesdropping"?

3. What is a feature of Symmetric key cryptography?

4. What is a feature of the public key cryptography?

5. What is not provided by the Transport Layer Security (TLS)?

6. What are the two IPSec modes?

7. Select the features of the IPSec tunnel mode?

8. Select the two IPSec protocols.

9. Select the three types of firewalls.

10. What aspects are considered by "stateless packet filters" when filtering packets?

11. In public key cryptography, who knows the private key?

12. What is the role of a Certification Authority (CA)?

13. What type of firewall filters packets at the application layer?