Puzzle of the Day
You have reason to suspect that someone improperly accessed your account
last night. You are on a UNIX system.
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If you believed the attacker changed one or more files,
where would you look to see what he or she had done?
What information would help you narrow down this answer?
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Now suppose you did not think the attacker had changed any of your files.
Would this change your answer to question 1, and if so how?
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Department of Computer Science
University of California at Davis
Davis, CA 95616-8562
Page last modified on 1/23/97