CIO Business Intelligence

JUNE 15, 2022

Public cloud providers such as AWS, Google, and Microsoft Azure publish shared responsibility models that push security of the data, platform, applications, operating system, network and firewall configuration, and server-side encryption, to the customer.

Cloud 145

Cloud Open Source Applications Storage 145

The Accidental Successful CIO

JANUARY 30, 2019

This is part of the reason that Microsoft went so far as to incorporate a security firewall into the Windows 10 operating system. Of these firms, 65% – 70% are running antivirus software. There is a lot of value in the antivirus software that CIOs are currently using.

Software 127

Software Software Security Artificial Intelligence 127

Dataconomy

SEPTEMBER 12, 2023

The VM is given its own operating system and resources, but they are all contained within the host computer. Server virtualization software creates a layer of abstraction between the physical hardware and the operating system, allowing multiple OSes to run on a single machine ( Image credit ) How does server virtualization work?

Virtualization 78

Virtualization Storage Disaster Recovery Hardware 78

Scott Lowe

NOVEMBER 7, 2014

Operating Systems/Applications. Did you happen to notice that CoreOS is now available on Microsoft Azure ? of the Microsoft Virtual Machine Converter will keep popping up. Here’s a quick reminder from Ben Armstrong that if you want to use the Microsoft Virtual Machine Converter 3.0, Want to install ESXi 5.5

Vmware 87

Vmware Linux Storage Virtualization 87

Scott Lowe

JANUARY 15, 2021

This article by Joshua Fox outlines how and when to use each of the various types of firewalls offered by AWS. Cormac Hogan shares some lessons learned using a Kubernetes Operator to query vSphere resources. Operating Systems/Applications. First, that there is a CLI for Microsoft 365. Well, there you go.

Linux 60

Linux Firewall Open Source Vmware 60

Scott Lowe

MARCH 17, 2016

Microsoft seems to be all about shocking the world these days (see my related mention of their SQL Server announcement below). At the recent OCP Summit, Microsoft introduced Software for Open Networking in the Cloud (SONiC). Operating Systems/Applications. Check these out if you’re using any of these technologies.

Vmware 60

Vmware Linux Network Open Source 60

Scott Lowe

SEPTEMBER 6, 2024

Gabriella Gonzalez shares some tricks for jailbreaking hosts behind “secure” enterprise firewalls. Microsoft shares some details on a Chromium zero-day exploit leveraged by a North Korean threat actor. A Microsoft update that wasn’t supposed to affect Linux is wreaking havoc with dual-boot Linux systems.

Linux 60

Linux Storage Network Hardware 60

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

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. Operating Systems/Applications.

Firewall 60

Firewall Linux Windows Architecture 60

Kitaboo

SEPTEMBER 6, 2022

According to recent Microsoft Intelligence findings , education is the most targeted industry, with nearly 80% of malware encounters in the last 30 days. Therefore, educational institutions should invest in firewalls, intrusion detection, and virus and malware protection systems. Update Systems Regularly.

Education 78

Education Malware eBook Backup 78

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. Operating Systems/Applications. This tool exports the DFW configuration and then converts it into Excel format, and is available on GitHub. What’s that? That’s handy.

Linux 60

Linux Devops Open Source Virtualization 60

Scott Lowe

FEBRUARY 2, 2017

Vivek Gite over at nixCraft explains how to use ufw (Uncomplicated Firewall) on Ubuntu to limit SSH connections. Operating Systems/Applications. Who would have thought that one day you’d refer to a Microsoft web site for instructions on configuring something in Linux? Have a look at the article for more details.

Linux 60

Linux Network Virtualization IPv6 60

ForAllSecure

MARCH 30, 2022

It’s about how they started with a deliberately misconfigured version of CosmosDB and ended up with complete unrestricted access to the accounts and the databases of thousands of Microsoft Azure customers. In Episode 28 I talked with Ophir Harpaz and Peleg Hadar about fuzzing the Hypervisor used in Microsoft’s Azure Cloud.

Firewall 52

Firewall Virtualization Authentication Linux 52

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. Operating Systems/Applications. James Kindon has a post on Citrix UPM and Microsoft FSLogix. Networking. Thank you, Ben! This is a quite old post (from 2014!),

Open Source 60

Open Source Cloud Network Storage 60

Scott Lowe

OCTOBER 23, 2020

” Speaking of Linux networking…Marek Majkowski of Cloudflare digs deep into conntrack , used for stateful firewalling functionality. Docker recently open-sourced the Docker Compose integration for Amazon ECS and Microsoft ACI. Operating Systems/Applications. Servers/Hardware. I guess time will tell.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

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

JUNE 29, 2016

In the event you accidentally locked yourself out of vCenter using NSX’s distributed firewall, this post by Roie Ben Haim provides a workaround for getting yourself out of this pickle. Operating Systems/Applications. I plan to do a more in-depth write-up on HexaTier soon, after I’ve had a bit of time to do more research.

Linux 60

Linux Network Hardware Vmware 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. Operating Systems/Applications. This is a space that’s going to see some pretty major changes over the next few years, in my humble opinion.

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. Operating Systems/Applications. This is a space that’s going to see some pretty major changes over the next few years, in my humble opinion.

Windows 60

Windows Vmware Virtualization Linux 60

Scott Lowe

AUGUST 25, 2015

Roie Ben Haim, who works in professional services at VMware, has a deep dive on the NSX distributed firewall (DFW). Operating Systems/Applications. Mark Russinovich, CTO for Microsoft Azure, has a long but informative article on the union of Docker containers, Windows Server, and Hyper-V. Cloud Computing/Cloud Management.

Vmware 60

Vmware Linux Virtualization Windows 60

Dataconomy

DECEMBER 26, 2023

Addressing WiFi not working issues after a recent update is crucial, as operating system updates can occasionally cause connectivity problems. Be aware that new patches in operating systems can also affect smart device performance. Adjusting firewall settings or reconfiguring security protocols might be necessary.

How To 74

How To Wireless Network Internet 74

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. Operating Systems/Applications. A more detailed analysis of silicon photonics can be had over at The Next Platform. Then again, what do I know?

Vmware 60

Vmware Linux Intel Storage 60

ForAllSecure

MARCH 24, 2021

That meant I tested the release candidates -- not the final product you’d buy in the stores - for consumer-grade antivirus programs, desktop firewalls, and desktop Intrusion detection systems. Vamosi: So a vulnerable version of Bash provided an attacker the ability to pass untrusted code to other systems and processes.

Open Source 52

Open Source Operating Systems Software Software 52

ForAllSecure

MARCH 24, 2021

That meant I tested the release candidates -- not the final product you’d buy in the stores - for consumer-grade antivirus programs, desktop firewalls, and desktop Intrusion detection systems. Vamosi: So a vulnerable version of Bash provided an attacker the ability to pass untrusted code to other systems and processes.

Open Source 52

Open Source Operating Systems Software Software 52

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 is designed to be platform-independent, meaning that it can be used to access and control computers running on any operating system, including Windows, macOS, Linux, and others.

Virtualization 36

Virtualization Network Linux Windows 36

ForAllSecure

JANUARY 15, 2021

I suppose such things happen, but what I remember was her telling her surprise when the system booted up and the Windows 95 splash screen came up … wait, what? Here we were in the 21st century, and the lab was using an operating system that was no longer supported by Microsoft. First, this is a supply chain issue.

Healthcare 52

Healthcare Network System Automotive 52

ForAllSecure

JANUARY 15, 2021

I suppose such things happen, but what I remember was her telling her surprise when the system booted up and the Windows 95 splash screen came up … wait, what? Here we were in the 21st century, and the lab was using an operating system that was no longer supported by Microsoft. First, this is a supply chain issue.

Healthcare 52

Healthcare Network System Automotive 52

ForAllSecure

JUNE 21, 2022

Living off the Land (LoL) is an attack where files already on your machine, ie your operating system, are used against you. So I started thinking about other ways to hide messages or even how to get malware onto a system without it being detected. Like all the unused files within your operating system?

Operating Systems 52

Operating Systems System Microsoft Examples 52

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