My twelve year old daughter is working a science fair project on electricity and home usage. As part of her project, we have been taking lots of measurements of the electricity usage throughout our house. This provided a great opportunity to talk about smoothing and for me to publicly work through my resultant confusion. Smoothing … Read more
The problem Password reuse is one of the most common security vulnerabilities for individuals and organizations. Common approaches to mitigate password reuse include using a password wallet, writing passwords or hints down, or a simple scheme to translate contextualized information (i.e. a site’s name) into a unique password. Most often, users employ a small set … Read more
Tonight, I was rewiring switches to a more modern set of switches. These days I don’t have time to learn by experience, I have to think my way through this. Without experience, I have to go back to first principles. Funny enough, understanding a four way switch is very similar to understanding digital logic and … Read more