Linux Academy

FEBRUARY 5, 2019

Wondering if information security is the right profession for you? I’ve been working in information security for many years and have had the opportunity to fill a variety of roles. In this post, I’ll fill you in about some of the available jobs in information security and what it takes to succeed in each one.

Information Security 75

Information Security Security Firewall Backup 75

Linux Academy

MAY 6, 2019

In the past few weeks, we’ve discussed patch management and using vulnerability scanning to see what vulnerabilities are in your infrastructure, and then we dove into the importance of data backups , as well as passwords and policies such as using MFA and proactively identifying compromised passwords to help secure your infrastructure.

Security 60

Security Firewall Backup Malware 60

Linux Academy

MAY 14, 2019

Secure Google Sandbox Environments for Learning. Just by having a paid account with Linux Academy, you and your organization can access not only our Google environments but all of Linux Academy’s Cloud Playground environments without ever having to open up a port or worrying about leaking information.

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Google Cloud Linux Training 109

Linux Academy

APRIL 9, 2019

From new courses to new labs, we have a ton of exciting new Google Cloud updates at Linux Academy ( where you can get the most Google Cloud training on this planet! ). Practice what you’re learning by spinning up live environments within Linux Academy! Creating Firewall Rules on a Google Cloud VPC Network.

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Training Google Cloud Linux 60

Linux Academy

MARCH 28, 2019

To ensure ongoing security site reliability engineers must work hand-in-hand with the CISO’s (Chief Information Security Officer) office to implement Kubernetes security. Kubernetes out-of-the-box doesn’t exactly default to a secure enterprise grade cluster. Implement Pod Security Policy. Server Hardening.

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Policies Linux Security Virtualization 68

Linux Academy

APRIL 19, 2019

With engaging features like live AWS cloud sandboxes and servers, Interactive Diagrams, Hands-On Labs in live cloud environments, customizable flashcards, study groups, direct access to our expert Training Architects, downloadable Course videos, and more, Linux Academy is the #1 cloud training platform that helps you learn AWS by doing.

Training 60

Training Linux Course Devops 60

Linux Academy

OCTOBER 2, 2019

Hi, I’m Anna, COO of Linux Academy. Anthony is out on some much-needed vacation, but that’s not going to stop us from updating you on everything new in this Linux Academy Monthly Update. Google Cloud Professional Cloud Security Engineer – Practice Exam. AZ-500: Microsoft Azure Security Technologies – FINAL EXAM.

Linux 13

Linux Disaster Recovery Course Firewall 13

Linux Academy

FEBRUARY 19, 2019

” Approving AWS (and Azure, Google Cloud, or Linux) environments for your employees can pose a few problems: Administrative overhead of managing individual environments. Opening corporate environments to security vulnerabilities. Secure AWS Sandbox Environments for Learning. Real-World Training Environments. ” Why?

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Linux Training Cloud Firewall 60

Linux Academy

MAY 22, 2019

Welcome to Linux Academy’s Cloud Playground! Used basic Linux commands on that server. The great thing about this in-browser terminal is that it bypasses restrictions that corporate firewalls typically have, so you can learn on the job without restriction. By the end of this guide, you will have: Started an Ubuntu server.

Cloud 74

Cloud Linux Windows Examples 74

Scott Lowe

MARCH 17, 2016

At DevOps Networking Forum 2016, I had the opportunity to share a presentation on some Linux networking options. Check out Mark Russinovich’s blog post on SONiC , then pop over to Kamala Subramaniam’s more in-depth SONiC post. I knew Microsoft was cozying up to Linux, but I honestly didn’t expect they would port SQL Server to Linux.

Vmware 60

Vmware Linux Network Open Source 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. The NIST and DHS have teamed up on some efforts to secure BGP; more information is available in this article.

Firewall 60

Firewall Virtualization Network Storage 60

Scott Lowe

SEPTEMBER 11, 2012

Verplanke believes that DPDK (Data Plane Development Kit) and virtualization are key to virtualizing workloads that move around lots and lots of packets, such as firewalls, routers, and other similar functions. In recent years, we’ve seen more devices running off-the-shelf software (like Linux). Intra-VM communication.

Virtualization 109

Virtualization Intel Cloud Data 109

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. This is a highly technical article on scheduling in the Linux kernel , but it’s well worth reading. here’s a blog post about the release.

Linux 60

Linux Network Hardware Vmware 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. Welcome to Technology Short Take #79!

Linux 60

Linux Devops Open Source Virtualization 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 Michael Endrizzi, a self-proclaimed Check Point fanatic, spent some time working with VMware NSX’s security features earlier this year.

Vmware 60

Vmware Hardware Storage Linux 60

Scott Lowe

MARCH 10, 2015

I highly recommend you read the entire post, but in short the five skills Matt recommends are software skills (which includes configuration management and software development tools like Git ), Linux, deep protocol knowledge, hypervisor and container networking, and IPv6. What does this mean? Cloud Computing/Cloud Management. You’re welcome.

Vmware 60

Vmware Linux Hardware Software Development 60

Scott Lowe

NOVEMBER 7, 2014

It was good to read this post on Cumulus Linux first impressions by Jeremy Stretch. I’m a fan of Cumulus, but I’m admittedly a Linux guy (see here ) so you might say I’m a bit biased. Jeremy is a “hard-core” networking professional, and so hearing his feedback on Cumulus Linux was, in my opinion, useful.

Vmware 65

Vmware Linux Storage Virtualization 65

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

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. Servers/Hardware.

Vmware 60

Vmware Storage Firewall Network 60

Galido

AUGUST 1, 2016

When it comes to security, WordPress is famously lacking. In 2013 it was reported that 73% of WordPress blogs are vulnerable to attack, and that number is so large that it’s a safe bet that lots of blogs are vulnerable, still. All In One WP Security & Firewall. So how do you avoid being attacked?

Tools 60

Tools Security Backup Firewall 60

Linux Academy

MAY 20, 2019

This is filtering provided at the network edge by a firewall with rules (ACLs) restricting what internal users are allowed to access. Some firewalls have the ability to filter by an application (layer 7 firewalls), but we’re going to concentrate on standard packet-filtering firewalls and their capabilities.

Security 60

Security Firewall Malware 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. x that involves booting on a Linux CD. Cloud Computing/Cloud Management.

Vmware 60

Vmware Data Center Storage Disaster Recovery 60

Fountainhead

MAY 5, 2009

Savvis In 2004, Savvis set a goal to become the industry’s first totally virtualized utility computing data center, integrating virtualized servers, storage, networks, and security into an end-to-end solution. Subscribe to this blog. Blog Archive. In their own words: Valley CTOs' Blogs & Tweets. Newer Post.

Data Center 100

Data Center Virtualization Disaster Recovery Storage 100

Galido

MAY 14, 2016

So there is no need to secure the connection, messages travels in their encrypted form inside the entire pipeline. Most people think that if a website uses a HTTPS connection (especially with the green address bar) then their “typed-in” informations are transmitted and stored securely. This is only partially true.

Security 81

Security Open Source Network System 81

Linux Academy

APRIL 8, 2019

I am a huge fan of password managers because they make my life more secure and easier. They were stored securely online, and we could access them from anywhere. I can access any password from my phone or computer via a secure connection. This leads me to our first point within the topic for today, which is password managers.

Authentication 68

Authentication Security Firewall Backup 68

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. ” Ivan Pepelnjak attempts to answer the question, “How much do I need to know about Linux networking?” This Docker blog post has more details. Welcome to Technology Short Take #132! Networking.

Open Source 60

Open Source Vmware Disaster Recovery Linux 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.

Firewall 60

Firewall Windows Linux Architecture 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

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. Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. App Firewall? Tom Fojta shows you how.

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HP Virtualization Hardware Network 105

Linux Academy

APRIL 11, 2019

Something we see happen in most organizations is that the domains are split into different departments under the security umbrella. Think of all the security measures they put in place. We keep them separated into multiple domains of cybersecurity: Domain 1: Security Management. User security awareness training.

Authentication 60

Authentication Security Disaster Recovery Firewall 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). Cloud Computing/Cloud Management.

Vmware 60

Vmware Linux Intel Storage 60

ForAllSecure

MARCH 24, 2021

Years ago, I was the lead security software reviewer at ZDNet and then at CNET. 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. And I was able to repeat the process over and over.

Open Source 52

Open Source Operating Systems Software Software 52

ForAllSecure

MARCH 24, 2021

Years ago, I was the lead security software reviewer at ZDNet and then at CNET. 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. And I was able to repeat the process over and over.

Open Source 52

Open Source Operating Systems Software Software 52

Scott Lowe

MAY 3, 2013

Ranga Maddipudi ( @vCloudNetSec on Twitter) has put together two blog posts on vCloud Networking and Security’s App Firewall ( part 1 and part 2 ). Linux distributions that offer ARM support, though—like Ubuntu, RHEL, and SuSE—are supported, however. I hope you find something useful. Networking.

Vmware 106

Vmware Storage Virtualization HP 106

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. Via Forbes Guthrie on Twitter, I saw this post on how to setup a CA on Linux and use it in a Windows environment. App Firewall? Tom Fojta shows you how.

HP 60

HP Virtualization Hardware Network 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. Roie Ben Haim, who works in professional services at VMware, has a deep dive on the NSX distributed firewall (DFW). Welcome to Technology Short Take #53. Networking.

Vmware 60

Vmware Linux Virtualization Tools 60

Scott Lowe

FEBRUARY 10, 2015

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. The “gotcha” is that these software stacks haven’t been written yet, so the idea of repurposing hardware from switch to firewall to load balancer is still a bit of a unicorn.

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Open Source Vmware Network IBM 60