Firewalls - Chapter 10 outline/supplement
- What is a packet filtering firewall typically
made from or consist of?
- Why are they so popular? Explain in detail
the two reasons why.
- What are the three deficiencies of the
typical packet filtering firewall?
- What are the four basic categories by which a
packet-filtering firewall can decide on access
to its protected site. Access can either be
granted or denied.
- Explain the concept and technique of stateful inspection
(SI) that Check Point
Software Technologies first pioneered.
- What is a proxy-based firewall?
Give an example of an application level request
in the HTTP protocol... In the FTP protocol...
In the TELNET protcol... Each of these application
level protocols would have its own specific
- Regarding the issue of the pitfalls of networking,
what is the "classic square-off" that network
administrators and organizations face when deciding
how stringent to make the firewall policies?
- "Five years ago, we were fighting battles with the
CIOs to get firewalls in the first place."
What is the battle today that security professionals
and network administrators are fighting with the
CIOs (Chief Information Officers), according to
firewalls needed? Windows vulnerabilities and lag
time in patching for published vulnerabilities is the
risk. Protection suggested by Gartner: Personal
firewalls for all Windows machines that connect to the internet.