ASA/PIX Firewall: “to-the-box” traffic
New Year greetings to all reading this!!I thought of sharing something interesting with everyone. This is a feature I have explained to many of our customers and thought of sharing it here on our supp...
Blog Articles
IKE version 2 at a glance.
[toc:faq]IPSec/IKE of yesterday.I think we've been using IPSec VPN tunnels for a bit over a decade.People treat IPSec and IKE/ISAKMP as the same thing, rightfully so since former cannot exist without ...
Introduction To Regular Expressions for IPS
OverviewIntroduction - What are Regular Expressions and why should I read this ?Regex Basic FunctionsReading Regular ExpressionsRegex for IPS SignaturesConclusion and linksWhat are Regular Expressions...
Advantages of VTI configuration for IPSec tunnels.
[toc:faq]History.Several years ago, while being new to security team in Brussels TAC, a case appeared in our queue that would change my view on IPSec VPN (and not only!).The problem description was qu...
Proxy ARP VS Gratuitous ARP
It was a beautiful Saturday morning a few weeks ago. As I was enjoying a cup of coffee on the porch, I quickly realized it was time to get ready to go to work. It was an extremely hectic day with man...
Firewall - What does the Botnet filter do?
This blog aims to present an overview of various Cisco firewall products' features. It will not present configuration examples or get into details on intricacies of features and functions. But it wil...
