Network Security Questions:

I need answers of these questions in a very briefly

1- What four security concerns must a distributed operating system accommodate?

8-What is KDBM?

9-Define principal in the context of access control lists.

10- How is a public key distributed to agents on a network?

11-What are the defining characteristics of cryptographic algorithms?

12- Explain the process of Kerberos authentication.

13- Explain the basic terms related to distributed security: encryption,

ciphertext, authentication, access control, decryption, and plaintext

14- describe general security concerns for the distributed application developer.

15- examine the various types of cryptography, including their application for digital signatures.

16- explain symmetric encryption and asymmetric encryption

17- discuss public and private keys and how they are created.

18- discuss the design and use of cryptographic security measures through the Java security API (generally), and the Core Security API (specifically).

19- examine the architecture of the java.security package.

20- explain how to add security to distributed applications, using the Java Security API.

21- introduce and discuss the use of keys in the Java Security API.

22- discuss the issues involved in choosing one cryptographic algorithm over another.