How to Configure Linux for U2F Authentication

In my last post, I wrote about the benefits of U2F – Universal Two-Factor Authentication. Here are the three phases of installing it as the second factor on a Linux VM. For this article, I assume you have a Linux VM (or computer) configured with access to a USB port. I did this more as […]
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How to apply Logistic Regression using Excel

Logistic regression is one of the most important techniques in the toolbox of the statistician and the data miner. In contrast with multiple linear regression, however, the mathematics is a bit more complicated to grasp the first time one encounters it. We’re going to gain some insight into how logistic regression works by building a […]
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Helping Users Understand Cybersecurity: Availability Becomes Reliability

Last week I explained how I thought that “Accuracy” was a better term than “Integrity” when we are communicating with users. The week before that, I said that “Privacy” is a better term than “Confidential”. This is part of my wild idea for replacing “CIA” with “PAR”. Privacy, Accuracy, and Reliability. What Does “Available” Mean […]
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Helping Users Understand Cybersecurity: Integrity Becomes Accuracy

In a previous blog post I explained how I thought that “Privacy” was a better term than “Confidentiality” when we are communicating with non-specialists. Everyday users must play their role in protecting information. This is part of my heretical suggestion that we would should replace “CIA” with “PAR”, as in Privacy, Accuracy, and Reliability. What […]
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What Improv is and Why it Matters – Benefits

In my previous post on improv, I said about improv, “It requires thinking on one’s feet. More importantly, it requires working with the other actors in the scene — each player must be able to respond to and lead the others with lines and actions that enhance the scene and make it entertaining for the […]
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