A Process Model

The other day I was trying to analyze a rather complex system, and realized I don't have the tools for it. So I came up with this. Posted here for others to use (and improve?), and for me to remember how it worked! Somehow I think I might have read something like this many years…

Simple Notes on RSA encryption with Python’s Cryptography module

I might as well publish my notes. First, about RSA: You need three numbers and calculate the rest. p and q must be (large) primes. They need to be secret. e needs to be chosen so that a certain function (that indirectly depends on p and q) evaluates to 1. e becomes public. You calculate…

Desirable qualities for home IoT systems

My post on Lowe's killing off their home IoT product, Iris, kicked off an expert-level social media discussion on how IoT systems "ought" to be. Here's a summary of what people said, grouped by subject, plus some implications. I figure it might be useful to keep this around for myself, and others, so I am…