Basic Principles

Question 1

Code breaking is the art of accessing information that someone else does not want you to have. This definition sounds simple, doesn’t it?

Here is one that is a little bit more involved. Code breaking is also referred to as cryptanalysis, which is the body of knowledge relating to studying cryptosystems, as well as taking encrypted data and decrypting it without a key.

Primary Task Response:

  • Discuss three basic principles that we can use to break codes or systems.
  • Select one of the puzzles from pages 165 – 168 of our text book ( Oriyano, Sean-Philip. Cryptography Infosec Pro Guide. McGraw-Hill Education, 2013 )
  • Work the puzzle you selected to break the code.
  • Present the solution and the steps you took to break the code.

Question 2

Discuss the the following regarding the Yahoo data security breach with citations mentioned and no plagiarism.

1. Cause for Data security breach at Yahoo and loop holes in their system. Vulnerabilities at yahoo.

Effects of data breach at Yahoo.

2. What are future preventive measures taken by yahoo

3. Research going on to stop these kind of data breaches at Yahoo

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