Architecture Firewall Groups Linux 
CIO Business Intelligence
JANUARY 4, 2024
CCA prerequisites Large organizations usually govern their IT portfolio via global architectural patterns, which can be thought of as building blocks, and include IT security patterns. In practice, IT architectural patterns give architects the building blocks to design any IT solution.
Scott Lowe
MARCH 17, 2016
At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. You may also find this (related) article on memory inside Linux containers to be helpful.
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CTOvision
SEPTEMBER 20, 2016
The problem is that threat actors are able to get through the castle gates (firewalls) and once in, are able to evade the castle guards (IPS). The argument is that today with the expansion of n-tier distributed systems and massively parallel architectures, east-west traffic has increased exponentially. Microsegmentation will fix this.
Scott Lowe
DECEMBER 10, 2015
We all know that security is more than just a host-based firewall, but a host-based firewall can be part of an overall security strategy. This article provides a good introductory overview of Linux iptables commands for configuring host-based firewall rules on your Linux systems. Cloud Computing/Cloud Management.
Scott Lowe
OCTOBER 27, 2017
specifically, the new container network firewall functionality. When I was using Fedora, I needed some useful information on firewall-cmd , and found this article to be helpful. For what it’s worth, I’ve never tried NetBSD, but I have yet to run into any similar issues with any distribution of Linux I’ve tried.
Scott Lowe
JUNE 4, 2013
What happens when multiple VXLAN logical networks are mapped to the same multicast group? This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. App Firewall?
Scott Lowe
MARCH 10, 2015
I highly recommend you read the entire post, but in short the five skills Matt recommends are software skills (which includes configuration management and software development tools like Git ), Linux, deep protocol knowledge, hypervisor and container networking, and IPv6. What does this mean? Servers/Hardware.
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