Information Security

(a) Explain Distributed Information System & it's importance.

(b) Explain the types of attacks and classification of threat in detail.

How biometric system help in securing the information? What are the various criteria's for biometric selection and also explain, how the design issues in biometric systems can be handled taking a case study of any biometric system you have used?

What is EDI and list the benefits which EDI offers to a business organization? Explain the various components of EDI. How electronic payment system is more beneficial in comparison to traditional payment system?

What is VPN? List the various protocols of VPN? Also explain in detail,the working of VPN for exchanging information between two private networks with the help of a diagram. 

Compare and contrast between IDS (Intrusion Detection System) and IPS (Intrusion Prevention System). What are the various intrusion detection methodologies? Also explain any three types of threats.

Distinguish between Symmetric and Asymmetric key cryptography. Which type of cryptography is more secure and why? Explain the Diffie- Hellman Key Exchange algorithm for symmetric key cryptography. 

Attempt the following question briefly:

(a) What is the difference between threat, vulnerability and risk?

Attempt the following question briefly:

(b) Describe the major security challenges in laptop and mobile devices.

Attempt the following question briefly:

(c) What are the various ethical issue framework in information security?

Attempt the following question briefly:

(d) What is VPN and major security concerns in VPN?

Attempt the following question briefly:

(e) Explain the following attacks: Pharming, packet-spoofing, and zombie attack. 

 Attempt the following question briefly:

(f) What is media forensics? How ethical hacking different from cracking?

 Attempt the following question briefly:

(g) Justify with a real time example how authentication can be achieved in banking sector. 

Write a short note on :

(a) Business Transaction on Web. 

Write a short note on :

(b) Legal challenges framework for Information Security.