Jane Smith is responsible for security at the ABC Company. ABC is a marketing firm with $50$ employees. Employees use HP laptops and when in the office, they are attached to a docking station. The company has ten salespersons who go to client locations and have an office at ABC$$s location. Only the salespersons and about five administrative personnel may work partially from home. All other employees work in the office.

She has a moderate budget with which to purchase security solutions. To date, she has installed a router$-$based firewall between the network and the outside world. She also has a commercial virus scanner on every machine on the network.

$$ What other actions might you recommend to her?

$$ Would you recommend a different firewall? Why or why not?

$$ Would you recommend an Intrusion Detection System, and if so$,$ where would you recommend, she place it