What is the subject of Network Security concerned with? i with making sure that

Question

What is the subject of Network Security concerned with?

i with making sure that nosy people cannot read, or worse yet, secretly modify messages intended for other recipients

ii with people trying to access remote services that they are not authorized to use; and with legitimate messages being captured and replayed later

iii keeping a network secure involves more than just keeping it free of programming errors; it involves outsmarting often intelligent, dedicated, and sometimes well-funded adversaries

iv secrecy, authentication, nonrepudiation, and integrity control

A) i and ii

B) i and iii

C) ii, iii, and iv

D) i, ii, iii, and iv

Explanation / Answer

Answer: B) i and iii

Network Security concerned with

i with making sure that nosy people cannot read, or worse yet, secretly modify messages intended for other recipients

iii keeping a network secure involves more than just keeping it free of programming errors; it involves outsmarting often intelligent, dedicated, and sometimes well-funded adversaries

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