Today's threats and complex environment make it hard to effectively define and enforce policies in a black or white fashion… it's just not that simple as there is a lot of fuzziness regarding what's needed and what's risky and how to balance that. And all of these decisions are unique to each environment and to each organization's risk posture.
In the latest installment of Firewall Management 201, Professor Wool examines the evolution of network security, taking a look at next-generation firewalls and the pros and cons of whitelisting and blacklisting policies. Additionally, Professor Wool offers some firewall policy recommendations to consider. Enjoy!
If you have any questions for Professor Wool on this lecture, previous lectures on Managing Firewall Policies in a Disappearing Network Perimeter, Next-Generation Firewalls' Application and User-Aware Policies, or anything related to firewalls, he has set some time aside from his lectures and research to respond. Ask away!