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The BIG-IP Application Security Manager Part 6: IP Address Intelligence and Whitelisting

This is the sixth article in a 10-part series on the BIG-IP Application Security Manager (ASM). The first five articles in this series are: What is the BIG-IP ASM? Policy Building The Importance of File Types, Parameters, and URLs Attack... Read more
Average Rating: 4.9
3 Reviews

The Rise of the Out-of-Band Management Network

Cloud and virtualization share a common attribute: dynamism. That dynamism comes at a price… Let’s talk about management. Specifically, let’s talk about how management of infrastructure impacts the network and vice-versa, because there is a... Read more
0 Reviews

The IP Address – Identity Disconnect

The advent of virtualization brought about awareness of the need to decouple applications from IP addresses. The same holds true on the client side – perhaps even more so than in the data center. I could quote The Prisoner, but that would be so... Read more
0 Reviews

WILS: Client IP or Not Client IP, SNAT is the Question

Ever wonder why requests coming through proxy-based solutions, particularly load balancers, end up with an IP address other than the real client? It’s not just a network administrator having fun at your expense. SNAT is the question – and the... Read more
0 Reviews

WILS: A Good Hall Monitor Actually Checks the Hall Pass

Are you monitoring the network, servers, stack, or the application? The answer may mean the difference between your application being available or not. One of the biggest problems with moving away from simple load balancing to application... Read more
0 Reviews

Does a Dynamic Infrastructure Need ARP for Applications?

There’s more than one way to address the rapid rate of change in infrastructure supporting a dynamic environment. We spend a lot of time talking about how software and systems and standards are the ultimate solution to addressing the rapid rate... Read more
0 Reviews

WILS: Network Load Balancing versus Application Load Balancing

Are you load balancing servers or applications? Network traffic or application requests? If your strategy to application availability is network-based you might need a change in direction (up the stack).   ... Read more
0 Reviews

Taking Down Twitter as easy as D.N.S.

If they can take down Twitter via DNS, they can take your site, too. Everyone is talking about the DoS (Denial of Service) attack on Twitter but most of them are missing what really happened. We’re so used to defending against HTTP-based DoS... Read more
0 Reviews

Cloud Computing Makes Servers Obsolete

The concept of a server needs to go the way of the dodo One of the reasons I enjoy Twitter is that quite frequently – if you’re following the right people – you’ll see a tweet that is absolutely profound despite its simplicity and the... Read more
0 Reviews

The days of IP-based management are numbered

The focus of cloud and virtualization discussions today revolve primarily around hypervisors, virtual machines, automation, network and application network infrastructure; on the dynamic infrastructure necessary to enable a truly dynamic data... Read more
0 Reviews

Is the URL headed for the endangered technology list?

Jeremiah Owyang, Senior Analyst, Social Computing, Forrester Research, tweeted recently on the subject of Chrome, Google's new open source browser. Jeremiah postulates: Chrome is a nod to the future, the address bar is really a search... Read more
0 Reviews

What really breaks the "end-to-end nature of the Internet"

IPv6 was supposed to eliminate NAT (Network Address Translation). But in order to make the transition from IPv4 reasonable and less painful, it's being added to IPv6. It's intended use in being included in IPv6 is to create gateways that... Read more
0 Reviews

The Disadvantages of DSR (Direct Server Return)

I read a very nice blog post yesterday discussing some of the traditional pros and cons of load-balancing configurations. The author comes to the conclusion that if you can use direct server return, you should. I agree with the author's list... Read more
1 Review