Tim Greene

Executive Editor

Tim Greene is executive editor of Network World.

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.

 Consultant urges never pay ransomware demands

Consultant urges never pay ransomware demands

When ransomware criminals lock up files and demand payment to decrypt them, don’t pay but be prepared with backup.

Hot products at RSA 2017

Hot products at RSA 2017

RSA, the world’s largest security conference, is underway this week in San Francisco with attendees from around the world gathering to hear the latest strategies for fighting cyberattacks.

Expert: Line between cyber crooks and cyber spies getting more blurry

Expert: Line between cyber crooks and cyber spies getting more blurry

Cybercriminals acting on behalf of national governments and nation-backed espionage agents carrying out cybercrimes for cash on the side is the future of security threats facing corporations and governments, says the former top U.S....

Zingbox launches IoT protection for business

Zingbox launches IoT protection for business

Zingbox, a cloud-based, internet-of-things security startup, is coming out with its first product that can tell good IoT behavior from bad and sends alerts when it finds activity outside the norm.

Trump may ask businesses to boost cybersecurity

Trump may ask businesses to boost cybersecurity

President Donald Trump may be seeking more cooperation from private businesses to shore up the defense of critical infrastructure that they control.

Trump doc claims Russia has cracked Telegram messaging service

Trump doc claims Russia has cracked Telegram messaging service

The raw intelligence documents published this week that contain salacious stories about Donald Trump also offer up a glimpse into how Russia goes about its cyber spying – including the tidbit that it has cracked Telegram’s encrypted...

Fraud detection firm outs $1b Russian ad-fraud gang and its robo-browsing Methbot

Fraud detection firm outs $1b Russian ad-fraud gang and its robo-browsing Methbot

A $1 billion Russia-based criminal gang has been bilking online advertisers by impersonating high-profile Web sites like ESPN, Vogue, CBS Sports, Fox News and the Huffington Post and selling phony ad slots, but that’s about to end.

Akamai: Look for IoT devices to attack during Thanksgiving, Christmas

Akamai: Look for IoT devices to attack during Thanksgiving, Christmas

The annual holiday uptick in denial of service attacks will likely continue this year only this time with a new devastating weapon: Internet of Things (IoT) devices, according to Akamai.

Black Hat Europe: IoT devices can hack phones

Black Hat Europe: IoT devices can hack phones

The Internet of things (IoT) has already been used to launch the biggest DDoS attacks ever, but now it represents a potential path for attackers to compromise cell phones.

Was the Dyn DDoS attack actually a script kiddie v. PSN?

Was the Dyn DDoS attack actually a script kiddie v. PSN?

The massive DDoS attack that disrupted the internet address-lookup service Dyn last week was perhaps pulled off by a script kiddie targeting PlayStation Network and using Mirai malware to assemble a massive IoT botnet, according to...

How the Dyn DDoS attack unfolded

The attacks that overwhelmed the internet-address lookup service provided by Dyn today were well coordinated and carefully plotted to take down data centers all over the globe, preventing customers from reaching more than 1,200...

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