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taher elgamal

Trusting Untrusted Computers (Part 4)

Posted on Sunday, Nov 2nd

By Guest Author Taher Elgamal In my most recent post I introduced the idea that while the information security industry must build products that enable end users to trust networked systems, business needs often conflict with end user needs. This post considers business versus consumer information security products in more detail through the discussion of

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Trusting Untrusted Computers (Part 3)

Posted on Sunday, Sep 28th

By Taher Elgamal, Guest Author I continue my discussion of how to trust essentially untrustworthy networks, software, and hardware by addressing what works and what sells in the information security industry. In last week’s post, I outlined strategies we can implement to build customer trust in networked systems. Here I begin to look at the problem from an

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Trusting Untrusted Computers (Part 2)

Posted on Sunday, Sep 21st

By Taher Elgamal, Guest Author In the first article of this series I introduced the dilemma our networked world faces: how can we trust the computer software and hardware we depend on, even though these systems are untrustworthy? Let’s now think of a long-term strategy that would lead us to trust our networked environment more.

Trusting Untrusted Computers (Part 1)

Posted on Saturday, Aug 16th

By Dr. Taher Elgamal, Guest Author [SM: Readers have read my interview series with Taher earlier. It is my pleasure to welcome this Security industry thought leader to shed some light on the past, present and future of Security.] It is one of our biggest dilemmas in modern computing: can we trust running our lives

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Tumbleweed’s Turnaround Strategy

Posted on Friday, Apr 6th

I recently interviewed Taher Elgamal, famous cryptographer, and currently the CTO of Tumbleweed, a $60 Million email security company. I asked him where he sees the opportunity for Tumbleweed to play in the Security space, which is hopelessly crowded. Taher said: “The industry essentially was split into different sectors. Some became part of the network

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Serial Entrepreneur: Taher Elgamal (Part 13)

Posted on Thursday, Apr 5th

To conclude our interview, we discuss current events in the marketplace as well as the current and future expectations of Tumbleweed. SM: Why Tumbleweed at this stage of the game? TE: I love the consulting lifestyle because I can work with so many companies at a time. It is very entertaining, but you never actually

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Serial Entrepreneur: Taher Elgamal (Part 12)

Posted on Wednesday, Apr 4th

Taher and I continue our discussion of the security marketplace, and Taher’s vision for Tumbleweed’s product roadmap, as the company takes on its turnaround challenge. SM: Can you explain the rational of Cisco acquiring IronPort? TE: Cisco wants to go upstream. They have a lot of infrastructure equipment, and they are working on the self-defending

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Serial Entrepreneur: Taher Elgamal (Part 11)

Posted on Tuesday, Apr 3rd

In our next segment of the interview, we examine the security marketplace and where things stand today. We take a close look at the open problems, and where, according to Taher, the market is headed. SM: Secure email is a very difficult space with Microsoft and everybody else. TE: We do not really compete with

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