In Class Discussion: Communication Security

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• Group homework
• Use text format in email for your answer
• Email richardsinn@yahoo.com your answer by next class
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Question

In this class discussion, you pretend that you are going to add the following two features in your project part 2.

• Instant message: This feature allows inter domain communication using IM.
• Short graphic message: This feature allows inter domain communication by sending graphical messages (pictures).

Using the security concept learnt in class, how do you make these features secure.