John Edwards

Contributing writer

John Edwards is a veteran business technology journalist. His work has appeared in The New York Times, The Washington Post, and numerous business and technology publications.

Why choose microsegmentation? 3 enterprises explain.

Why choose microsegmentation? 3 enterprises explain.

As microsegmentation technology evolves, enterprises are taking different paths toward reaching the same goal: unyielding security.

How microsegmentation can limit the damage that hackers do

How microsegmentation can limit the damage that hackers do

Microsegmentation promises to thwart network attackers by curbing their movements and limiting access to enterprise resources. Architecture types include host-agent segmentation, hypervisor segmentation and network segmentation.

The potential impact of containers on networks

The potential impact of containers on networks

Networking is a crucial component in the container ecosystem, providing connectivity between containers running on the same host as well as on different hosts.

Hybrid-cloud management requires new tools, skills

Hybrid-cloud management requires new tools, skills

Organizations are turning to hybrid cloud technology for greater agility, security, compliance and other benefits. Now they face the challenge of making everything work together seamlessly.

Serverless computing: Ready or not?

Serverless computing: Ready or not?

Like any disruptive technology, serverless computing is surrounded by plenty of hope and hype. Getting at the truth and deciding if the technology is right for your organization requires an objective attitude and careful planning.

SSD vs. HDD: Choosing between solid-state and hard-disk drives

SSD vs. HDD: Choosing between solid-state and hard-disk drives

Hard disk drives may be headed into history, but before the last drive spins down, IT teams will need to navigate an HDD-to-SSD transition period. Here's a look at current options and best practices.

5 disruptive storage technologies for 2020

5 disruptive storage technologies for 2020

Leading-edge technologies, including NVMe, storage class memory, and intent-based storage management, promise to change the way IT organizations store, manage and use data.

High performance computing: Do you need it?

High performance computing: Do you need it?

As costs drop and use cases multiply, high performance computing is attracting new adopters of all types and sizes. Expanding options include supercomputer-based HPC systems, cluster-based HPC, and cloud HPC services. How can HPC...

Using predictive analytics to troubleshoot network issues: Fact or fiction?

Using predictive analytics to troubleshoot network issues: Fact or fiction?

Predictive analytics can reveal lurking network problems before they impact reliability or performance. Once considered a futuristic technology, predictive analytics is poised to become a mainstream network diagnostic and management...

How to get a handle on multicloud management

How to get a handle on multicloud management

Multicloud management tools promise to bring order, control and insight to disparate environments.

For enterprise storage, persistent memory is here to stay

For enterprise storage, persistent memory is here to stay

Persistent memory – also known as storage class memory – has tantalized data center operators for many years. A new technology promises the key to success.

NVMe over Fabrics creates data-center storage disruption

NVMe over Fabrics creates data-center storage disruption

By delivering high speed and low latency storage over a network fabric, NVMe over Fabrics promises to take demanding applications to a new level of performance. Here's what you need to know.

5 times it’s smart to pull apps back from the cloud

5 times it’s smart to pull apps back from the cloud

Even the cloud has its limits. In certain situations a traditional data center is the best place to host one or more applications.

How to adopt a disruptive network technology with minimal disruption

How to adopt a disruptive network technology with minimal disruption

Emerging network technologies such as SDN, SD-WAN and intent-based networking promise to improve service and streamline operations, but don't let the transition process throw a wrench into existing activities.

How AI can improve network capacity planning

How AI can improve network capacity planning

The tricky art of provisioning network bandwidth is getting help from new tools. AI and machine learning provide the ability to precisely predict network needs.

5G vs 4G: How speed, latency and application support differ

5G vs 4G: How speed, latency and application support differ

5G wireless network technology is set to boost the bandwidth, capacity and reliability of cellular broadband. Are you ready to leave your 4G world behind?

Making the right hyperconvergence choice: HCI hardware or software?

Making the right hyperconvergence choice: HCI hardware or software?

The choice facing hyperconverged-infrastructure shoppers is simple: an integrated HCI appliance from a single vendor, or hardware-agnostic hyperconvergence software. It's making the final decision that's difficult.

Tips and tricks for a successful SD-WAN

Tips and tricks for a successful SD-WAN

Early adopters share their secrets for achieving cost savings and performance benefits.

8 tips for building a cost-effective IoT sensor network

8 tips for building a cost-effective IoT sensor network

Here are some tips for deploying an IoT sensor network, culled from interviews with Coombs and others who have gone down this road.

Eye-opening optical research projects that could supercharge the Internet

Eye-opening optical research projects that could supercharge the Internet

Nikola Alic, a photonics research scientist at the University of California’s Qualcomm Institute in San Diego, argues that optical research offers the best hope for helping the Internet accommodate the ever growing flow of multimedia...

Load More