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David Ulevitch
David Ulevitch

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Published in OpenDNS Dot Medium

·Feb 23, 2015

The Superfish Truth: A letter about Internet Security and Online Advertising.

Internet security and online advertising are fundamentally incompatible. Full stop. — Another week, another major security topic dominating the headlines. This time top PC manufacturer Lenovo was outed pre-installing heinously insecure software onto laptops. More specifically, software that intercepted web traffic and manipulated the results in order to show relevant ads. The term for this kind of software is Adware. But…

7 min read

The Superfish Truth: A letter about Internet Security and Online Advertising.
The Superfish Truth: A letter about Internet Security and Online Advertising.

7 min read


Published in OpenDNS Dot Medium

·May 29, 2014

Customer experience first

How we decided to eliminate a revenue-generating part of our service by turning off the ads. — TL;DR: We’ve always tried to put user experience first, even when that gets in the way of making more money. Browsers have changed, we’ve become a security company, and we’ve shifted our business to rely on paying security customers, so we’re turning off the ads in our free DNS service…

7 min read

Customer experience first
Customer experience first

7 min read

David Ulevitch

David Ulevitch

4K Followers

SVP / GM of Cisco Security Business. CEO and Founder of OpenDNS. I play the long game.

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