Maurice Tutor

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Teaching Since: May 2017
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  • MCS,PHD
    Argosy University/ Phoniex University/
    Nov-2005 - Oct-2011

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  • Professor
    Phoniex University
    Oct-2001 - Nov-2016

Category > Computer Science Posted 23 Sep 2017 My Price 8.00

Dorothy Sayers’s mysteries

In one of Dorothy Sayers’s mysteries, Lord Peter is confronted with the message shown in Figure 2.10. He also discovers the key to the message, which is a sequence of integers:

787656543432112343456567878878765654

3432112343456567878878765654433211234

a. Decrypt the message?

b. If the algorithm is known but not the key, how secure is the scheme?

c. If the key is known but not the algorithm, how secure is the scheme?

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Answers

Maurice Tutor
(5)
Status NEW Posted 23 Sep 2017 09:09 AM My Price 8.00

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