SecureWorld News

APRIL 9, 2023

The browser isolation technique considers non-whitelisted websites unreliable and isolates them from the local machine in a virtual environment. However, conventional solutions such as antivirus, firewalls, and other detection and blocking tools can only offer a limited level of security.

Security 88

Security Malware Virtualization Resources 88

CIO Business Intelligence

JANUARY 20, 2023

2] In this arena, desktop virtualization and cloud technologies will play starring roles. Notably, businesses are adopting virtual desktop infrastructure (VDI) as a way to keep data secure, teams collaborative, and staff productive while reducing costs. Additionally, VDI can reduce operational costs in two ways.

Dell 58

Dell Intel Virtualization Cloud 58

Scott Lowe

OCTOBER 27, 2017

Russell Bryant has a post on Open Virtual Network (OVN) , a project within the Open vSwitch (OVS) community. Servers/Hardware. 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. Virtualization.

Firewall 60

Firewall Virtualization Network Examples 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Servers/Hardware. Here’s an interesting article on the role that virtualization is playing in the network functions virtualization (NFV) space now that ARM hardware is growing increasingly powerful.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

AUGUST 6, 2021

Servers/Hardware. I saw this blog post about Curiefense , an open source Envoy extension to add WAF (web application firewall) functionality to Envoy. It’s a good starting point for thinking about operating your own active-active architecture. Operating Systems/Applications. Virtualization.

Open Source 60

Open Source Load Balancer WAN Architecture 60

Scott Lowe

AUGUST 11, 2016

In this post you’ll find a collection of links to articles discussing the major data center technologies—networking, hardware, security, cloud computing, applications, virtualization…you name it! (If Numan Siddique describes the native DHCP support available in OVN (Open Virtual Network). Servers/Hardware. Virtualization.

Vmware 60

Vmware Hardware Storage Linux 60

Kitaboo

SEPTEMBER 6, 2022

They disturb the virtual classes by exposing unwanted and harmful media during ongoing classes or sessions. Therefore, educational institutions should invest in firewalls, intrusion detection, and virus and malware protection systems. Update Systems Regularly. Zoombombing. Create an Incidence Response Plan.

Education 78

Education Malware eBook Backup 78

Scott Lowe

AUGUST 16, 2017

Sjors Robroek describes his nested NSX-T lab that also includes some virtualized network equipment (virtualized Arista switches). Servers/Hardware. Anthony Burke gives a little bit of a sneak peek at some functionality from the upcoming v3 release of PowerNSX: searching NSX Distributed Firewall (DFW) rules.

Windows 60

Windows Virtualization Devops Vmware 60

Scott Lowe

NOVEMBER 7, 2014

Servers/Hardware. While all the attention is “up the stack,” there are still some occasions when you need to worry about the details in the hardware. Operating Systems/Applications. I’m not sure if this falls into storage or virtualization, but we’ll place it here in the Storage section.

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

AUGUST 2, 2019

The key takeaway here is that anytime there is firewalling or other stateful services in place, the traffic will route to the (non-distributed) service router instead of just the distributed routers. Servers/Hardware. Operating Systems/Applications. Virtualization. AnandTech has a nice article on the future PCIe 6.0

Storage 60

Storage Applications Programming Firewall 60

Dataconomy

SEPTEMBER 12, 2023

Server virtualization can do the trick for you if you also struggle to scale your applications to meet growing demands without breaking the bank. Server virtualization is a game-changing technology that has revolutionized the way organizations deploy and manage their IT infrastructure.

Virtualization 78

Virtualization Storage Hardware Disaster Recovery 78

Scott Lowe

FEBRUARY 2, 2017

Michael Kashin has a great article on how Open Virtual Network (OVN, part of the Open vSwitch project) implements virtual networks in OpenStack. Servers/Hardware. Vivek Gite over at nixCraft explains how to use ufw (Uncomplicated Firewall) on Ubuntu to limit SSH connections. Operating Systems/Applications.

Linux 60

Linux Network Virtualization IPv6 60

Galido

FEBRUARY 5, 2019

Ensure that your host specializes in custom firewalls for your CMS if you are using one, and updates web server scripts and systems regularly. The term only becomes applicable when we start looking for Virtual Private Servers (VPS) and Dedicated Servers. Virtual Private Server. Enhanced Security. Enhanced Security.

Backup 103

Backup Resources Security Virtualization 103

Scott Lowe

MARCH 17, 2016

Servers/Hardware. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. Operating Systems/Applications. Finally, you might find the VMware Virtual SAN 6.2 Virtualization. Read more about it here. Sorry, I don’t have anything for you this time.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

MARCH 2, 2017

Tony Sangha took PowerNSX (a set of PowerShell cmdlets for interacting with NSX) and created a tool to help document the NSX Distributed Firewall configuration. Servers/Hardware. I just noticed this article about using Nova flavor extra-specs to pass QoS data down to the virtualization layer. Operating Systems/Applications.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

JUNE 29, 2016

If you like geeking out over the hardware side of networking, you may find this Ars Technica article on the physical infrastructure of the global Internet to be an interesting read. (I Servers/Hardware. Operating Systems/Applications. Virtualization. I won’t spoil Ivan’s conclusion; go read the article!

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

MAY 12, 2016

Servers/Hardware. In the event you’re interested in an idea of how much latency the use of in-kernel hypervisor firewalling (such as that offered by VMware NSX) adds, have a look at this article by Sean Howard. Operating Systems/Applications. Virtualization. It’s a good post, well worth reading (in my opinion).

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

APRIL 8, 2013

Greg Ferro examines a potential SDN use case (an OpenFlow use case) in the form of enterprise firewall migrations. Servers/Hardware. Operating Systems/Applications. Virtualization. Just getting started in the networking field? If you’re not already familiar with this information, this is good reading.

Storage 111

Storage Vmware WAN Virtualization 111

Scott Lowe

APRIL 24, 2015

This article by Russell Bryant is a great overview and update of the work going on with Open Virtual Network (OVN). This is kind of cool, and (in my humble opinion) a sign of changing times: Juniper has Vagrant boxes as well as a Vagrant plugin for working with vSRX (virtual firewall) VMs (via this article from Matt Oswalt).

Vmware 60

Vmware Storage Firewall Network 60

Scott Lowe

MARCH 10, 2015

What’s really interesting to me is the (completely uncoordinated) alignment between Matt’s list of skills for networking pros and the list I provided to virtualization pros in a series of recent VMUG presentations (refer to slide 15, but the list is software development basics, Linux, automation/orchestration, and public cloud services).

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

SEPTEMBER 3, 2013

Art Fewell takes a deeper look at the increasingly important role of the virtual switch. A discussion of “statefulness” brought me again to Ivan’s post on the spectrum of firewall statefulness. Servers/Hardware. Operating Systems/Applications. Virtualization. Networking. Security.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. I talked before about the difference between network virtualization and SDN, so no need to mention that again.

HP 106

HP Virtualization Hardware Network 106

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. Servers/Hardware. Operating Systems/Applications. Virtualization. Networking. Vincent Bernat provides some feedback on Cisco pyATS and Genie Parser. Thank you, Ben!

Open Source 107

Open Source Cloud Network Storage 107

Scott Lowe

MAY 3, 2013

I try to keep the information linked to data center technologies like networking, storage, virtualization, and the like, but occasionally other items slip through. Ranga Maddipudi ( @vCloudNetSec on Twitter) has put together two blog posts on vCloud Networking and Security’s App Firewall ( part 1 and part 2 ). Servers/Hardware.

Vmware 109

Vmware Storage Virtualization HP 109

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. ” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Servers/Hardware.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

JUNE 4, 2013

Tom Nolle asks the question , “Is virtualization reality even more elusive than virtual reality?” This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. I talked before about the difference between network virtualization and SDN, so no need to mention that again.

HP 61

HP Virtualization Hardware Network 61

Scott Lowe

APRIL 2, 2021

In this post , Jakub Sitnicki digs way deep into the Linux kernel to uncover the answer to the question, “Why are there no entries in the conntrack table for SYN packets dropped by the firewall?” Servers/Hardware. Operating Systems/Applications. Virtualization. ” Get ready to get nerdy!

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

SEPTEMBER 24, 2021

Ivan Pepelnjak shares some links and thoughts on configuring the NSX-T firewall with a CI/CD pipeline built on GitHub Actions and Terraform Cloud. Servers/Hardware. Operating Systems/Applications. Virtualization. Networking. Vincent Bernat provides some feedback on Cisco pyATS and Genie Parser. Thank you, Ben!

Open Source 60

Open Source Cloud Network Storage 60

Scott Lowe

DECEMBER 10, 2015

Servers/Hardware. 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. Virtualization.

Windows 60

Windows Firewall Linux Architecture 60

Scott Lowe

FEBRUARY 10, 2015

This time around, the content is a bit heavier on cloud management and applications/operating systems, but still lots of good content all the way around (I hope, anyway). tech preview of virtual networks for Docker. Servers/Hardware. Operating Systems/Applications. Virtualization. Networking.

Open Source 60

Open Source Vmware Network IBM 60

ForAllSecure

AUGUST 10, 2021

You know with modern vehicles, they're actually becoming like they're running on bluetooth, they're running the Android operating system. Vamosi: What unites these microcontrollers is not an operating system, rather it's a bus. A bus is a communication system that transfers data between components. What's that?

Automotive 52

Automotive Operating Systems System Tools 52

Scott Lowe

SEPTEMBER 8, 2016

Dmitri Kalintsev is back with another article in a series of articles on using hardware VXLAN tunnel endpoints (VTEPs) with VMware NSX. Servers/Hardware. The use of VMware NSX for microsegmentation is a really popular use case, and so the topic of scripting distributed firewall (DFW) rules often comes up. Virtualization.

Vmware 60

Vmware Linux Intel Storage 60

Scott Lowe

AUGUST 25, 2015

In this post, I’ve gathered links to posts about networking, virtualization, Docker, containers, Linux, configuration management, and all kinds of other cool stuff. Servers/Hardware. Roie Ben Haim, who works in professional services at VMware, has a deep dive on the NSX distributed firewall (DFW). Operating Systems/Applications.

Vmware 60

Vmware Linux Virtualization Tools 60