The Benefits of Spaced Repetition

Through a combination of research and trial and error, educators have learned a lot about how people learn. A couple of years ago I mentioned the idea of spaced repetition. This is a technique where learners review material after some time. It makes learning more efficient both in terms of time to learn something and […]
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Failure in Learning Part II: The Importance of the Debrief and Coaching

I previously  wrote about the need to be able to fail in a safe learning environment. That can be in a software course or a course on people skills such as customer service. We do learn a lot from our mistakes. An essential part of a learning environment that lets people fail – or any […]
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DevSecOps Requires Integrating Cyber Security From the Start

Cyber security must be an integral part of software development and deployment. I’ve said that for years of teaching Learning Tree’s Introduction to Cyber Security, and now there is a design philosophy to help make that happen. DevSecOps is an enhancement to the popular DevOps philosophy and methodology to integrate proper security practices into the […]
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Deepfakes: Beauty and Ugliness

This whole deepfake thing has me concerned and bordering on frightened. And I’m not the only one. I wrote earlier about how neural networks can make realistic-looking faces. They are getting better. A whole collection of the faces is now available for free. These are faces of people who do not exist at all. Samsung […]
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More Unsecured Unencrypted Cloud Data Exposed

The Register reported recently on the discovery of large amounts of data exposed on Amazon’s S3 cloud storage platform. Before I discuss the issues, I want to say that I am an S3 user myself. The data are exposed through what is properly referred to as “leaky buckets”. So-called buckets are the storage unit on […]
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