Scott Lowe

AUGUST 6, 2021

I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. I really enjoy these AWS open source news and updates posts. It’s a good starting point for thinking about operating your own active-active architecture. Virtualization.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

JULY 22, 2022

The Kubewarden project—which aims to enable policy authors to write Kubernetes policies in any programming language that can compile down to WebAssembly—just achieved two different milestones. Operating Systems/Applications. Virtualization. Cloud Computing/Cloud Management.

System 79

System Open Source Cloud Policies 79

Linux Academy

MARCH 28, 2019

Kubernetes nodes rely on underlying virtual servers for both the master control plane and for worker nodes. It is important to use security tooling such as OpenSCAP, the open source version of the Security Content Automation Protocol, to harden virtual machine images prior to their deployment in virtual private clouds.

Policies 68

Policies Linux Security Virtualization 68

Cloud Musings

MARCH 9, 2018

According to the former Equifax CEO’s testimony to Congress , one of the primary causes of this now infamous data breach was the company’s failure to patch a critical vulnerability in the open source Apache Struts Web application framework. A process to identify vulnerabilities in hardware, operating systems, and applications.

Operating Systems 79

Operating Systems Enterprise Enterprise Virtualization 79

Scott Lowe

FEBRUARY 28, 2022

Components involved include the open source Kuma service mesh (in turn leveraging Envoy), anycast BGP, and mutual TLS (mTLS). Anders Eknert shows how to do—or at least provides a framework on getting started with—dynamic policy composition with Open Policy Agent (OPA) in this blog post from April 2021.

Storage 79

Storage Hardware Policies Open Source 79

Scott Lowe

APRIL 19, 2019

Tim Hinrichs discusses securing the Kubernetes API with Open Policy Agent. Pod Security Policies (PSPs) are an important security feature in Kubernetes. This article discusses four open source secrets management tools. ” Operating Systems/Applications. Virtualization. Nothing this time.

Open Source 60

Open Source Tools Policies Cloud 60

Scott Lowe

MAY 17, 2019

I’m thankful that Bill Demirkapi followed a responsible disclosure policy. The CNCF blog has a great article written by an Alibaba software engineer (Xingyu Chen) on some performance optimizations for etcd that have been contributed back to the open source community. Operating Systems/Applications.

Linux 60

Linux Dell Open Source Licensing 60

Scott Lowe

MARCH 1, 2019

VyOS is an open source Linux-based network operating system.). Stefan Büringer writes about how you can implement “advanced” RBAC functionality in Kubernetes using Open Policy Agent (OPA). Operating Systems/Applications. Virtualization. Go check out part 2. Servers/Hardware.

Operating Systems 60

Operating Systems Authentication Network Open Source 60

Scott Lowe

OCTOBER 5, 2018

Sathyajith Bhat covers five open source tools for container security. Cory O’Daniel explains how to use role-based access control to assign Pod Security Policies (PSPs) to Kubernetes workloads. The folks at Platform9 recently open-sourced a tool called etcdadm (inspired by kubeadm ). Virtualization.

Hardware 60

Hardware Open Source Vmware Linux 60

Scott Lowe

DECEMBER 6, 2019

In perusing some of Brian’s content, I see lots of stuff at the intersection of networking and virtualization. The one caveat to his approach that may be worth mentioning is that some policies (a PodSecurityPolicy or the use of Open Policy Agent) may prevent the user from launching a Pod connected to the host’s network namespace.

Vmware 60

Vmware Network Linux Hardware 60

Scott Lowe

DECEMBER 29, 2016

Operating Systems/Applications. could make RDP connections to modern Windows systems. Jase McCarty talks about how to backup or recover storage policy-based management (SPBM) profiles. Virtualization. Bill Ho shares a walkthrough to setting up vSphere Integrated Containers 0.8.0-rc3. Neat trick! Career/Soft Skills.

Vmware 60

Vmware Linux Open Source Data Center 60

Scott Lowe

APRIL 24, 2020

I recently stumbled across this regular list of AWS open source news and updates by Ricardo Sueiras. Steven Wade tackles the challenge of staying ahead of Kubernetes API deprecations , leveraging conftest and Rego policies. Operating Systems/Applications. Virtualization.

Storage 60

Storage Tools Architecture Network 60

Scott Lowe

MAY 4, 2017

If you’re trying to wrap your head around AWS IAM policies, I have yet to find a resource I can recommend more strongly than this article on AWS IAM policies in a nutshell. I strongly recommend using this article to help further your understanding of AWS IAM policies. Operating Systems/Applications. Virtualization.

Vmware 60

Vmware Storage Network Examples 60

Scott Lowe

JUNE 18, 2021

The first is a post on Cilium and F5 load balancer integration , while the second discusses implementing Kubernetes network policies with Cilium and Linkerd. Operating Systems/Applications. Michael Gasch has a nice post on git and using it to collaborate on an open source project. Virtualization.

Vmware 60

Vmware Hardware Load Balancer Apple 60

Scott Lowe

OCTOBER 2, 2020

This recent Ars Technica article points out that a feature in Chromium—the open source project leveraged by Chrome and Edge, among others—is having a significant impact on root DNS traffic. Operating Systems/Applications. Virtualization. Here’s hoping you find something useful here! Networking.

Linux 60

Linux Programming Cloud Open Source 60

Scott Lowe

AUGUST 8, 2014

Welcome to Technology Short Take #43, another episode in my irregularly-published series of articles, links, and thoughts from around the web, focusing on data center technologies like networking, virtualization, storage, and cloud computing. Ivan Pepelnjak asks the question, “Is OpenFlow the best tool for overlay virtual networks?”

Vmware 60

Vmware Linux Virtualization Network 60

Vox

AUGUST 20, 2020

As a “freemium” game, Fortnite makes all of its money through in-app purchases of its virtual currency, and Apple gets a cut of that. Apple may also decide to change its App Store policies to avoid more lawsuits and payouts. Open Sourced is made possible by Omidyar Network. Both companies responded by banning Fortnite.

Apple 98

Apple Development Journal Company 98

Scott Lowe

SEPTEMBER 3, 2014

To help resolve this issue, Cumulus Networks (and possibly Metacloud, I’m not sure of their involvement yet) has release an open source project called vxfld. SDN Central has a nice write-up on the need for open efforts in the policy space, which includes the Congress project. Operating Systems/Applications.

Linux 60

Linux Network Vmware Disaster Recovery 60

Linux Academy

MAY 28, 2019

Once we have a good understanding of IP addresses and the various network types, we will cover the different types of network routing, the protocols that govern routing decisions, and the policies that are used in more advanced network routing. LXC/LXD Deep Dive – “Container” is the new buzzword, but it doesn’t just mean Docker!

Linux 104

Linux Course Big Data Devops 104

Scott Lowe

SEPTEMBER 24, 2021

Well, let’s see…stuff on Envoy, network automation, network designs, M1 chips (and potential open source variants!), Are open source M1-style chips a possibility? Operating Systems/Applications. Virtualization. Welcome to Technology Short Take #145! This article seems to think so.

Open Source 107

Open Source Cloud Network Storage 107

Scott Lowe

OCTOBER 23, 2020

Still, there’s a decent collection of networking, cloud computing, and virtualization articles as well as a smattering of other topics for you to peruse. Docker recently open-sourced the Docker Compose integration for Amazon ECS and Microsoft ACI. Operating Systems/Applications. Virtualization.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

SEPTEMBER 24, 2021

Well, let’s see…stuff on Envoy, network automation, network designs, M1 chips (and potential open source variants!), Are open source M1-style chips a possibility? Operating Systems/Applications. Virtualization. Welcome to Technology Short Take #145! This article seems to think so.

Open Source 60

Open Source Cloud Network Storage 60

Linux Academy

AUGUST 29, 2019

On September 17th Linux Torvald first released the Linux Operating System Kernel on September 17th, 1991 so we are celebrating by offering free training for you to increase your Linux Skills. We cover how to connect to and manage this popular RDMS using a variety of tools running on our favorite operating system.

Linux 18

Linux Course Devops Big Data 18

Scott Lowe

JANUARY 11, 2019

Niran Even-Chen says service mesh is a form of virtualization. Via Container Journal, tech journalist Bill Doerrfeld outlines how to use the open source Anchore Engine to perform Docker container image auditing. Operating Systems/Applications. Virtualization. Networking. OS/2 lives on. ‘Nuff said.

Open Source 60

Open Source Virtualization Storage Cloud 60

Data Center Knowledge

JULY 15, 2013

Even Facebook, which has open sourced much of its designs for its data center hardware but remains vague about its server count, saying only that it operates “hundreds of thousands” of machines. Microsoft’s ‘Cloud Operating System’ 218,000 Servers in Microsoft Data Centers?

Data Center 276

Data Center Microsoft Data Disaster Recovery 276

Vox

JUNE 14, 2022

“All of the major tech companies have tried to maintain their dominance in these nascent industries,” Krista Brown, senior policy analyst at the American Economic Liberties Project, an antitrust advocacy organization, told Recode. It’s not just cars, she said, but also things like virtual reality and financial technology.

Apple 96

Apple Google Automotive Operating Systems 96

The Verge

MAY 4, 2021

Shopify creates a centralized retail operating system. But what Shopify’s role in all that is, is that we want to integrate all of it into a centralized retail operating system. Shopify obviously has a content policy. Well, the reason we have the accessible use policy is so that we have very clear lines.

Network 80

Network Retail Small Business Company 80