Answer should be original, and similarity (plagiarism) not more than 10% this is very important otherwise I will be in trouble.
Answer should be a clear explanation and should be clear understanding (500 words).
Answer should be references on Harvard style (Not use Wikipedia) should be Academic Articles or books.
When use citation from any reference please keep it between "citation" (Author,Year),please citation should be not more than 5%
As reference you can use the following book:
Security Engineering: A Guide to Building Dependable Distributed Systems (2nd Edition)
Author: Anderson, R.
ISBN: ISBN-10: 0470068523 ISBN-13: 978-0470068526
Publisher: John Wiley & Sons
Book available from below link:
http://www.cl.cam.ac.uk/~rja14/book.html
Chapter 2 (pp 17-60), chapter 4 (pp 93-104), chapter 6 (pp 192-211).
Skim sections 4.2.3-4.2.7, 4.3, 6.2, 6.4.2. Total - 73 pages
Assignment is:
Can you design an improved interactive password system? Present your design and describe what kind of attacks your protocol can protect.
Please I need new idea not like the available answers.