Exercises

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1.

The following message is displayed when you attempt to log in with an incorrect username or an incorrect password:

 Login incorrect 

This message does not indicate whether your username, your password, or both are invalid. Why does it not tell you this information?

2.

Give three examples of poor password choices. What is wrong with each? Include one that is too short. Give the error message the system displays.

3.

Is fido an acceptable password? Give several reasons why or why not.

4.

What would you do if you could not log in?

5.

Try to change your password to dog. What happens? Change it to a more secure password. What makes that password relatively secure?

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    A Practical Guide to LinuxR Commands, Editors, and Shell Programming
    A Practical Guide to LinuxR Commands, Editors, and Shell Programming
    ISBN: 131478230
    EAN: N/A
    Year: 2005
    Pages: 213

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