Physical Security is Still Important, Maybe it is More So Than Ever Before

I taught Learning Tree’s Cyber Security Introduction from my office studio recently. The course participants had one thing in common with every other group to which I’ve delivered that class: they really weren’t interested in physical security. I tried to change their minds. Along with the usual activity where a Windows device is booted from […]
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Vulnerability Scanners: How Helpful Are They?

Many of you must follow formal cybersecurity requirements. PCI DSS, if you accept credit or debit cards. HIPAA, if you store or process health care data. Then, if you’re with the Department of Defense or other U.S. Government agencies, there are more detailed configuration requirements. In theory, you could just read the requirements and then […]
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Why Order Matters

While it may seem strange, sometimes it is possible for a mathematical expression to have two different right answers. Consider: This expression has been discussed on the Internet since 2011! The correct answer could be either 2 or 288. Really. It depends on how the expression is evaluated. To understand that we have to understand […]
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Loading New R Packages into AzureML

Microsoft Azure ML provides over 500 individual R packages for use in R scripts. It is almost certain, however, that at some point you will wish to use an R package not available by default. Several years ago, before Revolution Analytics was acquired by Microsoft, Andrie deVries created a very useful package called miniCRAN. This […]
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Flutter: Your New Friend for Mobile App Development

The situation for mobile development has been painful. The two major platforms don’t support any common conventional programming language. Mind you, this is an improvement from several years ago when it seemed there were four platforms, again with no common language. BlackBerry OS 10 and Windows Mobile have since fallen off the bottom. Even so, […]
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