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. It’s a good starting point for thinking about operating your own active-active architecture. Operating Systems/Applications. Servers/Hardware.

Open Source 105

Open Source Load Balancer WAN Architecture 105

Scott Lowe

OCTOBER 27, 2017

This blog post discusses some of the new network security functionality available in vSphere Integrated Containers (VIC) version 1.2; specifically, the new container network firewall functionality. The NIST and DHS have teamed up on some efforts to secure BGP; more information is available in this article. That’s cool.

Firewall 60

Firewall Virtualization Network Storage 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 What will happen when you combine GPUs and persistent storage? and Trend Micro’s Deep Security in this article. Networking.

Vmware 60

Vmware Hardware Storage Linux 60

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. It’s a good starting point for thinking about operating your own active-active architecture. Operating Systems/Applications. Servers/Hardware.

Open Source 60

Open Source Load Balancer WAN Architecture 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. That’s a no-no from a security perspective—see here to learn why. Mike Foley shared recently that the release candidate of the vSphere 5 Security Hardening Guide has been released. Check it out here.

Storage 111

Storage Vmware WAN Virtualization 111

Scott Lowe

APRIL 24, 2015

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). Here are some general guidelines for configuring syslog forwarding on a Cisco ASA firewall. Operating Systems/Applications.

Vmware 60

Vmware Storage Firewall Network 60

Dataconomy

APRIL 13, 2023

This feature is particularly useful in environments where only HTTP traffic is allowed, such as in a web proxy or firewall. The VNC protocol also supports encryption of the VNC traffic, which is done using a secure variant of the VNC protocol known as VNC over Secure Shell (VNC over SSH).

Virtualization 36

Virtualization Network Linux Windows 36

Galido

FEBRUARY 5, 2019

How much storage for backups do they provide? As websites are commonly hacked and breached, backups, in addition to security, are an important element for deciding on which host to go with. Enhanced Security. Security is a major issue with hosting. Improved security. Do you plan on doing your own backups?

Backup 103

Backup Resources Security Virtualization 103

Dataconomy

MARCH 28, 2023

The ecosystem consists of various components, including devices, communication networks, data storage, and analytics tools, that work together to create an intelligent system that enables automation, monitoring, and control of various processes. They are responsible for ensuring that data is transmitted securely and reliably.

Data 28

Data Storage Security Network 28

Dataconomy

MARCH 28, 2023

The ecosystem consists of various components, including devices, communication networks, data storage, and analytics tools, that work together to create an intelligent system that enables automation, monitoring, and control of various processes. They are responsible for ensuring that data is transmitted securely and reliably.

Data 28

Data Storage Security Network 28

Scott Lowe

NOVEMBER 7, 2014

Operating Systems/Applications. I’m not sure if this falls into storage or virtualization, but we’ll place it here in the Storage section. you’ll need to be sure to unblock WMI in the Windows Firewall. Linux Networking Security Storage Virtualization Docker Hardware NSX OpenStack VMware'

Vmware 69

Vmware Linux Storage Virtualization 69

Scott Lowe

JUNE 18, 2017

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. Yes, I know that security and privacy are different, but this seems like a reasonable place to put this article by J Metz on pseudo-anonymous e-mail. RegEx tester.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

JUNE 18, 2017

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. Yes, I know that security and privacy are different, but this seems like a reasonable place to put this article by J Metz on pseudo-anonymous e-mail. RegEx tester.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

SEPTEMBER 3, 2013

A discussion of “statefulness” brought me again to Ivan’s post on the spectrum of firewall statefulness. I found this write-up on using OVS port mirroring with Security Onion for intrusion detection and network security monitoring. Operating Systems/Applications. Cloud Computing/Cloud Management.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Scott Lowe

MAY 12, 2016

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. Speaking of AWS Lambda, here’s an article by CloudSploit on how they leverage AWS Lambda for their security scanning service. Servers/Hardware.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

FEBRUARY 2, 2017

Vivek Gite over at nixCraft explains how to use ufw (Uncomplicated Firewall) on Ubuntu to limit SSH connections. If you’re interested in learning more about some of the new security features in vSphere 6.5, check out this post by Mike Foley—he has pointers to more details on VM Encryption, Secure Boot, and Encrypted vMotion.

Linux 60

Linux Network Virtualization IPv6 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. Here’s a great article highlighting some of the risks involved in relying only on HTTPS certificates to denote the “security” or “validity” of a site. What’s that? See here.).

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

MARCH 17, 2016

Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. In talking with customers, I find that one of the things that really challenges their thinking is how to best utilize security groups to their maximum effect. Operating Systems/Applications.

Vmware 60

Vmware Linux Network Open Source 60

Dataconomy

SEPTEMBER 12, 2023

The VM is given its own operating system and resources, but they are all contained within the host computer. Each virtualized OS has its own set of resources, such as CPU, memory, and storage, but they share the same physical hardware. Both virtual servers can access the same SATA hard drive for storage.

Virtualization 78

Virtualization Storage Hardware Disaster Recovery 78

Scott Lowe

JUNE 29, 2016

Sysdig Falco , a behavioral security tool with support for containers (can run in a container and can monitor containers) looks like it could be a useful addition to your security toolset. Operating Systems/Applications. Nothing this time around, but I’ll stay tuned for items to include in future posts. Virtualization.

Linux 60

Linux Network Hardware Vmware 60

Scott Lowe

AUGUST 16, 2017

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. Yes, I know that security and privacy are different, but this seems like a reasonable place to put this article by J Metz on pseudo-anonymous e-mail. RegEx tester.

Windows 60

Windows Virtualization Devops Vmware 60

Dataconomy

JUNE 14, 2023

Moreover, it poses a significant threat to personal security, exposing individuals to potential hazards like identity theft or the inadvertent exposure of children to inappropriate content. Illicit operators of piracy havens entice unsuspecting seekers of audiovisual delights with stolen content sourced from legitimate TV providers.

Industry 36

Industry Internet Financial Malware 36

Scott Lowe

MARCH 10, 2015

Anthony Burke (disclaimer: Anthony works for VMware in the NSBU) has a post on how to use Python to automate the bulk creation of firewall rules for use with the VMware NSX distributed firewall. As we evolve towards more automated/orchestrated environments, it’s important we don’t leave security behind. Virtualization.

Vmware 60

Vmware Linux Hardware Software Development 60

CIO Business Intelligence

JUNE 15, 2022

1 – Security. While many newcomers to the cloud assume that hyperscalers will handle most of the security, the truth is they don’t. Arranged for security between your workloads and your client environment? Secured sets of connections for remote client access or remote desktop environments? 2 – Governance & Compliance.

Cloud 131

Cloud Open Source Applications Storage 131

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?” Even worse, this isn’t just limited to Intel chips, but may also affect ARM-based systems like Apple’s M1 CPUs.

Vmware 60

Vmware Firewall Storage Comparison 60

Scott Lowe

SEPTEMBER 24, 2021

a bevy of security articles (including a couple on very severe vulnerabilities), Kubernetes, AWS IAM, and so much more! 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. Operating Systems/Applications. Networking.

Open Source 107

Open Source Cloud Network Storage 107

Dataconomy

MARCH 20, 2023

It works by exploiting vulnerabilities in the operating system or other software on the target machine to gain access and create copies of itself. Worms can quickly spread to other devices connected to the same network, causing widespread damage and disrupting normal operations.

System 36

System Malware Firewall Operating Systems 36

Scott Lowe

SEPTEMBER 24, 2021

a bevy of security articles (including a couple on very severe vulnerabilities), Kubernetes, AWS IAM, and so much more! 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. Operating Systems/Applications. Networking.

Open Source 60

Open Source Cloud Network Storage 60

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 ). Networking.

Vmware 109

Vmware Storage Virtualization HP 109

Dataconomy

MARCH 20, 2023

It works by exploiting vulnerabilities in the operating system or other software on the target machine to gain access and create copies of itself. Worms can quickly spread to other devices connected to the same network, causing widespread damage and disrupting normal operations.

System 28

System Malware Firewall Operating Systems 28

Scott Lowe

OCTOBER 23, 2020

My list of links and articles from around the web seems to be a bit heavy on security-related topics this time. ” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Operating Systems/Applications. I hope you find something useful!

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. App Firewall? Operating Systems/Applications. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Venky explains it in this post.

HP 106

HP Virtualization Hardware Network 106

Galido

FEBRUARY 10, 2017

you set security policies, DNS and then the routing can be configured. You can also utilize virtual appliances, which are termed as virtual machines on which you have installed intrusion prevention/detection solution, software firewall or other function on your azure vnet. You can select from various operating systems.

Virtualization 60

Virtualization Microsoft Firewall Network 60

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. App Firewall? Operating Systems/Applications. Visit the site for more information on virtualization, servers, storage, and other enterprise technologies. Venky explains it in this post.

HP 61

HP Virtualization Hardware Network 61

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. Virtualization.

Windows 60

Windows Firewall Linux Architecture 60

Scott Lowe

SEPTEMBER 8, 2016

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. Pradipta Kumar Banerjee has an article on using local storage for instances in OpenStack. Operating Systems/Applications. Then again, what do I know? DVM looks handy.

Vmware 60

Vmware Linux Intel Storage 60

ForAllSecure

MARCH 30, 2022

In this episode I’ll talk with two security researchers who simply followed the rabbit. Vamosi: Cloud security is relatively new and as such it probably hasn’t gotten as much attention as it deserves. It was a pretty serious vulnerability; a 9 out of 10 in security. And I'm a security researcher at Wiz.

Firewall 52

Firewall Virtualization Authentication Linux 52