Q. 1

Why is it practical to build firewall capabilities into routers?

Q. 2

Discuss the potential costs of implementing a firewall solution for a large enterprise network.

How do these costs compare to the potential costs of a security breach?

When considering the expenses related to a security breach, list as many expenses as you can think of including system downtime, lost data, lost work hours, the impact on customers and partners, and so on.

Q. 3

In what setting would an enterprise find it worthwhile to practice infiltration? What sorts of costs would be associated with such a practice? What legal or ethical questions should be considered before attempting to infiltrate the hacking community in this manner?

Q. 4

This chapter provides a brief description of open source, but open source technology is a rapidly growing phenomenon. Many programmers and users are passionate about open source software and believe that all software programs (and source code) should be freely available. Where do you stand on this? Is it practical for all software to be distributed in this manner? What would happen to commercial software and commercial developers if all software were to become open source? Would innovation be enhanced or restricted?