Tim Greene

Executive Editor

Tim Greene is executive editor of Network World.


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

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.

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...

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.

Another IoT botnet with pieces of Mirai embedded can do DDoS from 100k devices

Another IoT botnet with pieces of Mirai embedded can do DDoS from 100k devices

Bot-herding software called Persirai, which incorporates pieces of the Mirai botnet code, can commandeer significant chunks of a known 150,000 IP cameras that are vulnerable to Mirai and use them to fire off distributed...

Cloud security startup RedLock automates public-cloud protection

Cloud security startup RedLock automates public-cloud protection

Cloud security startup RedLock comes out of stealth mode today with a service that helps defend business resources that reside in pubic clouds, gives customers visibility into how these resources are being used and stores records of...

Fatboy ransomware adjusts demands based on local price of a Big Mac

Fatboy ransomware adjusts demands based on local price of a Big Mac

A new ransomware-for-hire scheme called Fatboy adjusts the ransom it charges based on international exchange rates so it’s more likely the victims get hit for the largest amount they can reasonably pay.

It’s World Password Day but passwords may be headed for extinction

It’s World Password Day but passwords may be headed for extinction

A range of alternative authentication methods could spell end for passwords

Startup founded by FireEye alum goes after FireEye

Startup founded by FireEye alum goes after FireEye

SlashNext, a startup formed by a former FireEye engineer, uses machine learning and artificial intelligence to detect and prevent threats from causing harm.

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