Homework #20 - Spam - Due Sunday Nov 13, 11PM

Turn in this assignment via email (vern@berkeley.edu) by the due date, with the term Homework in the Subject.

Read the paper Spamming Botnets: Signatures and Characteristics, Yinglian Xie, Fang Yu, Kannan Achan, Rina Panigrahy, Geoff Hulten, and Ivan Osipkov, SIGCOMM 2008

  1. Briefly write up your views of:

    1. What are the main contributions of this paper?

    2. What parts of the paper do you find unclear? (optional)

    3. What parts of the paper are questionable? (That is, you think a conclusion may be wrong, an approach or evaluation technically flawed, or data ill-presented.)

  2. What do you think is an effective, practical step that could be taken to combat the problem of spam? (It needn't relate to the type of approach pursued in the paper.) Analyze the approach in terms of incremental deployment, trust model, cost / collateral damage, and arms race. Explain why you believe this approach would be effective and practical.