In: Case Study

Astricon 2017 Dangerous Demos
October 17, 2017

            This year Greenfield sponsored the Astricon 2017 Dangerous Demos as well as offered 2 extra prizes for…

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VoIP Security 101: What you need to know
April 30, 2017

As present at IT Expo 2017 and the joint VoIP on Tap and Peerlyst Tel Aviv security Meetups Can your company…

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What is a Greenfield?
March 26, 2017

As GreenfieldTech approaches its 10 year anniversary, it seems an appropriate time to clarify that we are not a green tech…

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The JCC Bomb Threats – The telephony challenge
March 14, 2017

Over the course of the past few weeks, multiple bomb threats had been raised against various Jewish Community Centers in the…

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GreenfieldTech at Kamailio World Conference & Exhibition
March 7, 2017

May 8-10, 2017 in Berlin, Germany Come hear GreenfieldTech’s Nir Simionovich present at Kamailio World. ♦ Scaling VoIP – The AWS Advantage…

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Photos from IT Expo
February 15, 2017

Nir and Eric had an intense time at IT Expo. Here are some photos from their panels and presentations:   Panel:…

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Second Community eBook: Essentials of Cybersecurity
February 13, 2017

GreenfieldTech’s Eric Klein has published a new security book chapter: We are excited to announce the publication of Peerlyst’s second e-book,…

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Another TAD Summit 2016 video has been posted
February 3, 2017

Nir’s Dangerous demo Nir Simionovich, CEO & Founder Greenfield Tech demonstrates the Ubuntu Phone Challenge Asterisk.   

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Telephony Fraud – Further Analysis
January 10, 2017

(Cross posted from The Nir Simionovich blog) Following yesterday’s post, I’ve decided to take another set of data – this time following…

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Telephony Fraud – Still going strong
January 9, 2017

(Cross posted from http://www.simionovich.com/2017/01/08/telephony-fraud-still-going-strong/) Who would believe, in the age of Skype, Whatsapp and Facebook – telephony fraud, one of the most…

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