please answer these questions asap and make sure your answer is correct and I pr

Question

please answer these questions asap and make sure your answer is correct and I promise to give you a thumbs

QUESTION 5 10 points Save Ar A classmate who gleans your password by looking over your shoulder and tries to remember it is an example of o an enemy O an adversary an attacker d a reminder that good friends can identify your vulnerabilities QUESTION 6 If a Biba security model is implemented in an Operating System to protect the kernel level device drivers, then applications (from user level) can't access these device drivers applications (from user level) can access these device drivers but not change them kernel level processes can't read the application level processes e kernel level processes can access services provided by application (user) level processes

Explanation / Answer

A classmate who gleans your password by looking over your shoulder and tries to remember it is an example of
=> a reminder that good friends can identify your vulnerabilities

You should be very vigilent while entering your passwords in a public places, be it ATM pin, phone transactions etc.

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QUESTION 6 If a Biba security model is implemented in an Operating System to protect the kernel level device drivers, then
applications (from user level) can access these device drivers but not change them => No write up
kernel level processes can't read the application level processes => No read down

So Option B and C are correct, because we can read from up, but not write up.

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