Tim Greene

Executive Editor

Tim Greene is executive editor of Network World.


10 of the world's fastest supercomputers

10 of the world's fastest supercomputers

The cream of the Top500 supercomputer list, these 10 supercomputers are used for modeling the weather, weapons, ocean currents and other physical phenomena. They not only outperform every other machine on the planet, they also...

What is a firewall? How they work and all about next-generation firewalls

What is a firewall? How they work and all about next-generation firewalls

Firewalls are the primary perimeter defense for most organizations that have gone through many iterations: proxy, stateful, Web app, next-generation

IBM says buying Red Hat makes it the biggest in hybrid cloud

IBM says buying Red Hat makes it the biggest in hybrid cloud

$34 billion deal scheduled to go through sometime in the second half of 2019

What is a private cloud? [ And some things that it's not ]

What is a private cloud? [ And some things that it's not ]

Here's a clear definition of private cloud that should help lift some of misconceptions about what private cloud is and is not, and reaffirm that private cloud is definitely not dead.

Cisco adds new capabilities to its IBN infrastructure

Cisco adds new capabilities to its IBN infrastructure

Cisco has advanced its intent-based networking gear so now it can both verify that networks are actually running according to the intentions set by admins and also so it can help to find and resolve network problems faster on both...

VMware embraces cloud during VMWorld, CEO Gelsinger says

VMware embraces cloud during VMWorld, CEO Gelsinger says

VMware is rolling out services worldwide in the AWS cloud over the next 15 months, starting in the U.S.

Network vulnerability analysis 101: Free online training

Network vulnerability analysis 101: Free online training

Learn how to discover and shore up weaknesses in your enterprise network.

Jet Propulsion Lab's IT CTO tells enterprises how to network IoT

The internet of things combined with cloud computing is the platform for innovation that is used by NASA’s Jet Propulsion Laboratory and that should be used by enterprises, but it means setting up the right network infrastructure, say...

SQL Server 2017 on Linux boosts efficiency for analytics firm

SQL Server 2017 on Linux boosts efficiency for analytics firm

Financial analyticis firm dvo1 gains SQL Server benefits while continuing its use of Linux servers with its early use of SQL Server 2017 in its network.

What to do about WannaCry if you’re infected or if you’re not

What to do about WannaCry if you’re infected or if you’re not

Tips on protecting computers against WannaCry and remediating ones already infected.

England hospitals hit by coordinated ransomware attack

England hospitals hit by coordinated ransomware attack

Hospitals across England have fallen victim to what appears to be a coordinated ransomware attack that has affected facilities diverting patients to hospitals not hit by the malware.

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