Tim Greene

Tim Greene covers security and keeps an eye on Microsoft for Network World.


New protocol from Guardtime hopes to unseat RSA for authentication, digital signatures

New protocol from Guardtime hopes to unseat RSA for authentication, digital signatures

Data integrity vendor Guardtime hopes its newly announced protocol will replace RSA for the purposes of authentication and digital signatures, touting it as easier to manage and less vulnerable to hacking.

Should hackers be tolerated to test public systems?

Should hackers be tolerated to test public systems?

The possible hack of an airliner by Chris Roberts raises questions of whether hackers should get more respect from the industries in whose networks they search for flaws to exploit.

Startup Ionic Security takes the sweat out of securing documents

Well-funded startup Ionic Security controls access to the decryption keys needed to unlock documents so only those meant to access the data have the ability to decrypt it. In addition, the service sets policies on what can be done...

Four cool vendors in the Internet of Things

Four cool vendors in the Internet of Things

The IoT and mobile devices present special challenges that innovative vendors are trying to resolve.

LightCyber upgrades to speed the shutdown of malicious activity

LightCyber is upgrading its endpoint detection and remediation platform so when it discovers bad behavior on the network it can also ID the machine and the exact process that’s causing it, then shut the malware down.

Palo Alto CEO on partnerships, platforms, the Internet of Things

Palo Alto CEO on partnerships, platforms, the Internet of Things

Palo Alto CEO Mark McLaughlin sat down recently to talk about a range of security issues with Network World Senior Editor Tim Greene.

Palo Alto CEO: Beware the Internet of Things – and watch your car

Corporate IT security pros need to consider the Internet of Things as a new and dangerous attack vector – oh, and we all should be particularly worried about the safety of our cars, says the top executive at Palo Alto Networks.

Partners Health Care breach: Here comes the flood

The breach of patient information at Partners Health Care could be the start of a predicted flood of such attacks against healthcare providers.

Interop 2015: The quiz

Interop 2015: The quiz

A short trivia quiz to measure how much you know about what’s happening at Interop Las Vegas 2015.

RSA: Fight attackers by making software revisions so quickly, exploits could be evaded

The future of software security may be revisions so frequent that attackers don’t have time to figure out where the vulnerabilities are before the potential attack surface has morphed to something else, RSA Conference 2015 attendees...

Check out RSA minus the booth babes

Check out RSA minus the booth babes

The world’s largest security show is operating under a booth babe ban, leaving exhibitors to stretch their imaginations to get more visitors to stop by.

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