Keybase + PGP + YubiKey

I wanted to document the way I most recently generated PGP keys to live on my YubiKey. My previous PGP keys expired and my current YubiKey is affected by the Infineon RSA bug, so my goal was to have keys generated on my laptop that live entirely on my YubiKey and that play nicely with Keybase.

This is not the most secure way to do this, but it works adequately for my purposes (in which I am more likely to be using PGP to enable YubiKey-based SSH login, not communicating national secrets). Ideally you would generate a master key...

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Using your own hardware with CenturyLink Fiber

CenturyLink’s FTTH (fiber to the home) service recently became available in our neighborhood in Seattle. After having issues with Comcast for quite a while, it was a welcome change.

When the CenturyLink technician came to install service at our house, he installed two pieces of hardware. The first piece of hardware is the ONT – “optical network terminal” – and the second is a device that CenturyLink refers to as a modem. In our case, the “modem” was a ZyXEL C1100Z. What CenturyLink refers to as a modem is really a router, although it seems that they have intentionally tried...

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Lecture clicker synthesizer control

What’s a clicker?

A while back, I took a Biology class that required the use of “clickers” – little RF remotes that allow lecturers to get real-time feedback from their students.

The Turning Technologies ResponseCard RF LCD

Most students in classes that require clickers will buy a clicker for $50 or so, use it for a quarter, and then forget about it deep in their backpacks. The technology is proprietary, so while the documents filed with the FCC are informative on a surface level, the application was also granted...

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