Tags: hypervisor

A Beginner-Friendly Introduction to Containers, VMs and Docker

If you’re a programmer or techie, chances are you’ve at least heard of Docker: a helpful tool for packing, shipping, and running applications within “containers.” It’d be hard not to, with all the attention it’s getting these days — from developers and system admins alike. Even the big dogs like...
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Doug Goldstein
We recently sat down with Doug Goldstein, principal software engineer at Star Lab, to discuss how companies can use hypervisors to reduce attack surfaces.

How To Shrink Attack Surfaces with a Hypervisor

A software environment’s attack surface is defined as the sum of points in which an unauthorized user or malicious adversary can enter or extract data. The smaller the attack surface, the better. We recently sat down with Doug Goldstein (https://github.com/cardoe or @doug_goldstein) to discuss how...
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What’s New with Xen Project Hypervisor 4.8?

I’m pleased to announce the release of the Xen Project Hypervisor 4.8. As always, we focused on improving code quality, security hardening as well as enabling new features. One area of interest and particular focus is new feature support for ARM servers. Over the last few months, we’ve seen a surge...
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Testing LXD, Canonical’s Container Hypervisor for Linux

Canonical is betting that LXD, which it calls the “pure-container hypervisor,” can beat VMware, KVM and other traditional hypervisors. To see for myself, I recently gave it a whirl. Here’s what I found. By “pure-container hypervisor,” Canonical means it is a hypervisor that works by creating...
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The development of Virtual Machine Introspection and its applications show how the Xen Project community is bringing revolutionary technologies to market.

Virtual Machine Introspection: A Security Innovation With New Commercial Applications

A few weeks ago, Citrix and Bitdefender launched XenServer 7 and Bitdefender Hypervisor Introspection, which together compose the first commercial application of the Xen Project Hypervisor’s Virtual Machine Introspection (VMI) infrastructure. In this article, we will cover why this technology is...
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Xen Project Release Strengthens Security and Pushes New Use Cases

Xen Project technology supports more than 10 million users and is a staple in some of the largest clouds in production today, including Amazon Web Service, Tencent, and Alibaba’s Aliyun. Recently, the project announced the arrival of Xen Project Hypervisor 4.7. This new release focuses on improving...
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Xen 4.7 Open Source Linux Hypervisor Arrives with Non-Disruptive, Live Patching

Xen 4.7 arrives eight months after the release of the previous version, Xen 4.6, and it appears to be yet another major release, not that we expected less from the leading open-source virtualization system, which is currently being used in many of the world's best and renowned cloud hosting...
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How The Xen Project Streamlined Code Review By Analyzing Mailing List Data

The Xen Project’s code contributions have grown more than 10 percent each year. Although growth is extremely healthy to the project as a whole, it has its growing pains. For the Xen Project, it led to issues with its code review process: maintainers believed that their review workload increased and...
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Will Containers Replace Hypervisors? Almost Certainly!

After OpenStack, the number one topic that I get asked about these days is containers and their prospects for the enterprise and cloud-native applications. The prospect of containers replacing hypervisors such as VMware ESX or Linux KVM (the default for most OpenStack deployments) is of keen...
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