Security+ Training Online | Virtualization (Part 2 of 2)

virtualization Feb 12, 2018

The last time we got together we talked about virtualization basics.  We looked into hypervisors, hosts and guests and went through some of the big advantages of virtualization.

Now we're going to wrap up our mini course on virtualization with the following topics:

  • Application Cells
  • VDI
  • Virtualization Disadvantages

Let jizzummppp in!

Hahha, okay so let me calm down a bit.

Application Cells

This is where bad application go when they do bad stuff.  It's like a jail for bad apps.

Okay, let me stop screwing around.  

Application cells are just virtualized containers.  The major difference between an Application Cell and a Type 2 hypervisor is that the entire operating system isn't virtualized.

Each application you run, such as your Office program or your command prompt, opens in a new completely isolated container.  But each application is actually running on the same host operating system.

With virtulization, each guest OS can...

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Security+ Training Online | Virtualization (Part 1 of 2)

virtualization Feb 05, 2018

Alright so by now you should be aware of the basics of confidentiality, availability and integrity.  You should also have a firm grasp of risk management controls.  

So today we're going to dive into virtualization.

Here's what we're going to get into:

  • Virtualization Basics
  • Hypervisors
  • Hosts and Guests
  • Virtualization Advantages
  • Application Cells
  • VDI
  • Virtualization Disadvantages

This is probably one of my favorite topics to get into so let me now waste any more time.  Let's go!

Virtualization 101

So what do we mean by "virtualization"?

The first time I heard of the term I couldn't stop thinking of virtual reality headsets.  I imagined IT engineers sitting in a server room with crazy VR helmets strapped to their heads.   I know it's a crazy thought haha but hey - what can I say?

When we talk about virtualization it actually has nothing to do with VR helmets.

Virtualization just means we can have one or more operating systems running...

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