Author: John McDermott

If you’ve taken Learning Tree’s introduction to cybersecurity course, you may remember that it explains some ways attackers can see what a user types on a keyboard. Those are examples of “information leakage”. It also may be possible for an attacker to use an inexpensive USB radio dongle device or even-WiFi to capture and decode […]

Recycling is good. I even wrote about recycling your devices a couple of years ago. Just recently the US Computer Emergency Readiness Team or US-CERT (part of the US Department of Homeland Security – DHS) issued Security Tip ST18-15 on Proper Disposal of Electronic Devices. Given that new “Tip” and the fact that this is […]

A parent at a recent meeting I was attending lamented that her child’s school no longer taught coding. I was blessed that my high school offered classes in programming back in 1973. I wrote about that six years ago on this blog. Today, I’d like to offer some suggestions to that parent and to any […]

Encrypting data is essential in helping ensure its confidentiality. October is National Cybersecurity Awareness Month in the US and the theme for the third week is “It’s Everyone’s Job to Ensure Online Safety at Work”. We all use encryption when we surf the web, but it is not as simple as it might seem, and […]

Some people have called me a nerd, and I suppose I am, at least a little. I studied Computer Engineering in the 1970s in college when it was nowhere as common as it is now. In graduate school, I had a class with an adjunct professor named Arlin Cooper. In that class, we learned about […]