Secure hash function (one-way hash function) is not only used in message authentication but in digit signatures (Stallings & Brown, 2008, p. 54).

Using the APA writing style, write a 2–3 page paper that answers the following questions:

  • What is the purpose of the hash function?
  • How is it useful to message authentication?
  • What are the 7 main characteristics that are needed in a secure hash function?
  • How is a hash function considered a weak or strong function?

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Stallings, W., & Brown, L. (2008). Computer security: Principles and practice (1st ed.). Upper Saddle River, NJ: Prentice Hall.