$($a$)$ Identify attack endpoints in the diagram and map them with attack vectors.

$($b$)$ Draw a security architecture diagram of the above system implementing different software and hardware$-$based network security controls. Label the diagram and explain in detail for each security control.

$($c$)$ Draw a security architecture diagram of the above system implementing different software and hardware$-$based network security controls. Label the diagram and explain in detail for each security control.