1) Write down the general techniques that are used to protect a password file.
2) Write down the services that are provided by IP Sec.
3) What is the function of bastion host?
4) Write down the classes of intruders and explain in detail.
5) What do you mean by virus? State the types of viruses.
6) Write down the design goals of firewalls.
7) What are the application level gateways?
8) What do you mean by a trusted system?
9)i) Describe any two approaches for intrusion detection.
ii) Classify a few malicious programs which require a host program for their existence.