Quick History At the Mare Island Naval Shipyard, there is a small exhibit on the ravages of the 1918-1919 Influenza Pandemic. On the last visit weeks before the COVID-19 lockdowns were enacted, I read it…

Out of curiosity, I enabled all of the threat detection and reporting systems on my home firewall. As it turns out, the home network is under siege. The firewall is configured to report, but not…

After numerous presentations and trainings on darknet investigations, here's my advice and approach. This is just how I've evolved to do them over the past decade. Your process and results may vary. I'm interested in…

Let's start at the end. A missing child was reunited with their family. Thanks to strangers on the Internet. Let's unroll this so it makes more sense. The NCPTF is the National Child Protection Task…

In reviewing some Ruby code, the data were all in Sets, rather than Arrays. I asked the original author why they used Sets instead of Arrays. The answer was "because sets are faster than arrays."…