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Counterfeit-Proof Physical Bitcoins

The problem with current “physical” Bitcoins systems is that their production cost scales at O(1+v*m*n) (upfront + btc value x materials x n) while the attack cost is only O(1+m*n).Storing the physical one-way hash of the individual coins on Namecoin would make such coins “counterfeit-proof” in that the attack cost scales at some multiple of the production cost.  This is a major breakthrough for both Bitcoin as well as currencies more generally. (more…)

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Safeplug is not Safe

The importance of my personal security has increased in line with my involvement within Namecoin and as head of Speech.is.  Lots of money and secrets could be gleaned from compromising my systems. My laptop is the workhorse for all of my personal and professional  activities and segregating my administrative functions would be very complex and less secure than I would like. Over the winter break I looked over my options and settled on using a Chromebook and an NFC implant

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Testing Assumptions about the Tor Network

As part of an independent study course at the University of Washington, I spent time trying to improve the usability of Tor.  Tor is a network that forwards internet traffic between several computers to who the user that is accessing the site is and what sites a specific user is accessing.  My ideas on how to improve the network did not pan out, but my testing raises some interesting questions and it is best shared in an online format. (more…)

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Video

Ubiquity Advert

I don’t really need to make it perfect for my closed tests.  If I were doing this for a real ad I would have a single, flowing sequence like search on Craigslist, check prices on Ebay, email it to a friend, and  insert a map.  I am working out some compression issues so I can put the iMovie project online to make remixing easier if you are interested.  Suggestions are welcomed in the interim : )