startups

I’ve been threat modeling for a long time, and at Microsoft, had the lovely opportunity to put some rigor into not only threat modeling, but into threat modeling in a consistent, predictable, repeatable way. Because I did that work at Microsoft, sometimes people question how it would work for a startup, and I want to…

Read More Threat Modeling At a Startup

So there’s a new startup in town, The Calyx Institute, which is raising money to create a privacy-protecting ISP and phone company. I think that’s cool, and have kicked in a little cash, and I wanted to offer up some perspective on the market for privacy, having tried to do this before. From 1999 until…

Read More Calyx and the Market for Privacy

Ada’s Technical Books is Seattle’s only technical book store located in the Capitol Hill neighborhood of Seattle, Washington. Ada’s specifically carries new, used, & rare books on Computers, Electronics, Physics, Math, and Science as well as hand-picked inspirational and leisure reading, puzzles, brain teasers, and gadgets geared toward the technically minded customer. From the store’s…

Read More Lady Ada books opening May 11

Ten years ago, I left Boston to go work at an exciting startup called Zero-Knowledge Systems. Zero-Knowledge was all about putting the consumer in control of their privacy. Even looking back, I have no regrets. I’m proud of what I was working towards during the internet bubble, and I know a lot of people who…

Read More Ten Years Ago: Reminiscing about Zero-Knowledge

In “Who Watches the Watchman” there’s an interesting history of watchclocks: An elegant solution, designed and patented in 1901 by the German engineer A.A. Newman, is called the “watchclock”. It’s an ingenious mechanical device, slung over the shoulder like a canteen and powered by a simple wind-up spring mechanism. It precisely tracks and records a…

Read More Origins of time-sync passwords

So Clear’s Verified Line Jumper service has shut down. Aviation Week has a blog post, “ Clear Shuts Down Registered Traveler Lanes.” Clear collected a lot of data: The information that TSA requires us to request is full legal name, other names used, Social Security number (optional), citizenship, Alien Registration Number (if applicable), current home…

Read More UnClear where the data will go