Linux Academy

MAY 31, 2019

This included installing operating system updates, NTP servers, DNS servers, static IPs, audit log options, anti-virus, etc. Ansible can help automate the backup, and you can learn more in this month’s how-to video that covers using Ansible to back up a Cisco ASA firewall.

Security 92

Security Backup Linux Operating Systems 92

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Jason Edelman is on a roll with a couple of great blog posts. App Firewall? Operating Systems/Applications. Ranga also has a nice write-up (via Trevor Gerdes ) on using the SSL VPN functionality in vCNS Edge.

HP 113

HP Virtualization Hardware Network 113

Galido

JUNE 30, 2016

However, when it comes to end users’ perspective VMI is just another application on their operating system whether it be, iOS, Windows, or Android. Irrespective of the underlying VMI, all the big players in the VMI scene are utilizing Android to (or “intending to”) operating their virtual mobile applications.

Mobile 81

Mobile Virtualization Operating Systems Applications 81

Galido

SEPTEMBER 12, 2016

A virus is a self- replicating, malicious application that can easily penetrate an operating system with the sole purpose of spreading harmful programming codes. They can also utilize the errors in a network configuration as well as the loopholes of the security application and operating systems.

Backup 60

Backup Malware Operating Systems Applications 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 105

Open Source Load Balancer WAN Architecture 105

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. If I do end up using/testing it, I’ll share more information via a future blog post. Operating Systems/Applications. Networking. Thank you, Ben!

Open Source 107

Open Source Cloud Network Storage 107

Scott Lowe

APRIL 8, 2013

Greg Ferro examines a potential SDN use case (an OpenFlow use case) in the form of enterprise firewall migrations. Operating Systems/Applications. Cormac Hogan has more information in this blog post. Just getting started in the networking field? This series is a bit older, but an interesting one nevertheless.

Storage 125

Storage Vmware WAN Virtualization 125

Galido

FEBRUARY 5, 2019

Information Technology Blog - - Website Server Planning Tips - Information Technology Blog. Are you using something common, like a WordPress blog? Ensure that your host specializes in custom firewalls for your CMS if you are using one, and updates web server scripts and systems regularly. Enhanced Security.

Backup 103

Backup Resources Security Virtualization 103

Galido

FEBRUARY 19, 2017

A common way for a malware program to attack is to find and exploit the system’s vulnerabilities. It is a fact that no system is fully free of vulnerabilities or weaknesses, which may be in the form of an old application, an unpatched operating system, or a browser with inadequate security protocols.

Malware 68

Malware Spyware Operating Systems Applications 68

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. Click here to get automatic updates when The Accidental Successful CIO Blog is updated. There is a lot of value in the antivirus software that CIOs are currently using.

Software 127

Software Software Security Artificial Intelligence 127

Galido

JUNE 23, 2016

During this level of education, it centers on security procedures, information security, computer forensics, operating system security, encryption, and fundamentals of information security. Firewalls can be setup to prevent virus attacks and password protocols may be installed to control user access.

Security 72

Security Information Security Education Firewall 72

Galido

FEBRUARY 10, 2017

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. This azure vnet becomes your internal network’s extension.

Virtualization 60

Virtualization Microsoft Firewall Network 60

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. When I was using Fedora, I needed some useful information on firewall-cmd , and found this article to be helpful. That’s cool.

Firewall 60

Firewall Virtualization Network Storage 60

Scott Lowe

DECEMBER 10, 2015

has a great blog series going called “Hey, I can DevOps my Network too!” Sometimes I see blog posts that tout themselves as a “deep dive” but aren’t really that deep or detailed. 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.

Linux 60

Linux Firewall Windows Architecture 60

Kitaboo

DECEMBER 29, 2023

Updating your software regularly: Regularly updating software such as operating systems, firmware, and other applications can help you prevent security issues from being exploited. Software – It includes your CRM tools, productivity tools (Office 365, Google Workspace), or enterprise resource planning tools (such as SAP).

Security 78

Security eBook Education Backup 78

Linux Academy

FEBRUARY 18, 2019

Keep in mind, vulnerabilities are not only within server operating systems and applications, but on network devices, IoT devices, workstations, printers, and every other computing device you have. The post Vulnerability Scanning – Roadmap to Securing Your Infrastructure appeared first on Linux Academy Blog.

Security 60

Security Linux Firewall Report 60

Scott Lowe

NOVEMBER 7, 2014

VMware, Vagrant, and Docker together is the subject of this blog post by Fabio Rapposelli. Operating Systems/Applications. you’ll need to be sure to unblock WMI in the Windows Firewall. Terraform looks interesting, but I wish it would add an OpenStack provider. Here’s one such example. Want to install ESXi 5.5

Vmware 87

Vmware Linux Storage Virtualization 87

Scott Lowe

JUNE 4, 2013

This post by Ranga Maddipudi shows you how to use App Firewall in conjunction with VXLAN logical networks. Jason Edelman is on a roll with a couple of great blog posts. App Firewall? Operating Systems/Applications. Ranga also has a nice write-up (via Trevor Gerdes ) on using the SSL VPN functionality in vCNS Edge.

HP 68

HP Virtualization Hardware Network 68

Galido

DECEMBER 28, 2018

Information Technology Blog - - Data Security and its Importance on the Internet - Information Technology Blog. A common way for malware to attack is for it to find exploits and vulnerabilities in a system. Shield weaknesses by removing applications you no longer use, update software, browsers, operating system and plugins.

Internet 60

Internet Security Data Malware 60

Linux Academy

MARCH 28, 2019

Vulnerabilities at the operating system level may be exploited by rogue container workloads if not hardened. These policies, like any firewall, provide an invaluable means of limiting attack vectors both inside and outside the VPC. The post Top Ten Ways Not To Sink the Kubernetes Ship appeared first on Linux Academy Blog.

Policies 68

Policies Linux Virtualization Security 68

Scott Lowe

MARCH 17, 2016

Check out Mark Russinovich’s blog post on SONiC , then pop over to Kamala Subramaniam’s more in-depth SONiC post. Russell Pope at Kovarus recently wrote about using security groups to manage the VMware NSX distributed firewall. Operating Systems/Applications. Servers/Hardware. VMware recently GA’d version 6.2

Vmware 60

Vmware Linux Network Open Source 60

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. Via the Packet Pushers blog, Daniel Himes provides a guide to a starting point for enterprise (network) automation.

Storage 60

Storage Applications Programming Firewall 60

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. Operating Systems/Applications. Puppet Labs recently blogged about the new VMware vRealize Orchestrator plugin for Puppet.

Vmware 60

Vmware Linux Hardware Software Development 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

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). Craig Matsumoto of SDxCentral recently published a piece on NFV performance ; that article was based largely on a blog post by Martin Taylor of Metaswitch found here.

Open Source 60

Open Source Vmware Network IBM 60

Kitaboo

SEPTEMBER 6, 2022

Therefore, educational institutions should invest in firewalls, intrusion detection, and virus and malware protection systems. Update Systems Regularly. You should always ensure that your browsers, applications, and operating systems are running the latest version.

Education 78

Education Malware eBook Backup 78

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. If I do end up using/testing it, I’ll share more information via a future blog post. Operating Systems/Applications. Networking. Thank you, Ben!

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. This Docker blog post has more details. Operating Systems/Applications. Servers/Hardware. This code hasn’t made it into the docker-compose CLI yet. I guess time will tell.

Open Source 60

Open Source Vmware Disaster Recovery Linux 60

Scott Lowe

MARCH 2, 2017

I was sure I had mentioned Skydive before, but apparently not (a grep of all my blog posts found nothing), so let me rectify that first. 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.

Linux 60

Linux Devops Open Source Virtualization 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. This blog post on shielded VMs in Windows Server 2016 is a bit light on details, but the embedded video may be more informative (I didn’t watch it). Operating Systems/Applications.

Vmware 60

Vmware Linux Intel Storage 60

Scott Lowe

JUNE 29, 2016

It’s early yet (Falco is only at version 0.1.0), so keep that in mind— the blog post announcing Falco specifically calls out performance as something they’ll target in upcoming releases. Operating Systems/Applications. here’s a blog post about the release. More details are available in this blog post.

Linux 60

Linux Network Hardware Vmware 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. Operating Systems/Applications. It’s a good post, well worth reading (in my opinion). Servers/Hardware. Nothing this time around.

Vmware 60

Vmware Windows Network Agile 60

Scott Lowe

SEPTEMBER 3, 2013

A discussion of “statefulness” brought me again to Ivan’s post on the spectrum of firewall statefulness. Kenneth Hui, formerly of VCE and now with Rackspace, does a great job of explaining how VMware vSphere fits into the OpenStack Nova architecture in this blog post. Operating Systems/Applications.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Linux Academy

APRIL 11, 2019

Modern-day defense in depth strategies revolve around this same concept of making an attacker go through multiple layers of defense, with one key difference: we’re applying that to our computer systems. Security engineering usually refers to two key subdomains: network security and computer operations security.

Authentication 60

Authentication Security Disaster Recovery Firewall 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. John Griffith has a blog post (slightly older, from December 2014) on using OpenStack live migration with Cinder-backed instances. Cloud Computing/Cloud Management.

Vmware 60

Vmware Linux Virtualization Windows 60

ForAllSecure

MARCH 30, 2022

So after elevating a previous to it, we could conduct a more extensive recon and on the Jupyter Notebook environment So after conducting more thorough recon on the Jupyter Notebook environment, we found out that the Jupyter Notebook had some local firewall rules restricting network access. One prevented them from access IMDS.

Firewall 52

Firewall Virtualization Authentication Linux 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