1. Create a group named group1 and three users named user1, user2 and user3. Assign user1 to group 1 and then create a file named hello.c by logging into user2 with following permissions-

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A: Ans- WETBLANKET

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A:

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Q: Cryptography Need correct calculation nd answer otherwise I give u more dislike

A: Step 1 The answer is given in the below step

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A: The Answer is in Below steps

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A: Hi please find the solution below and I hope it would be helpful for you.

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Q: What do you mean when you refer to authentication's goals? There are several ways to authenticate a…

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Q: What substitutions are there for message authentication?

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Q: In your own words, explain In what way INTERPOL works? Write in 200 words.

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