Question

What modifications can be made to a time-stamp verification thread to make it more difficult to remove?

a.

Adding periodical checksum calculations from the main thread that verify the verification thread.

b.

Storing checksums within the code, rather than in some centralized location.

c.

Inlining the actual checksum verifications.

d.

All of the abbove

Posted under Reverse Engineering

Answer: (d).All of the abbove Explanation:The modifications that can be made to a time-stamp verification thread to make it more difficult to remove are adding periodical checksum calculations from the main thread that verify the verification thread, storing checksums within the code, rather than in some centralized location, inlining the actual checksum verifications, and storing a global handle to the verification thread.

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