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Public DNS Services that block the bad stuff
We are spending an incredible/stupendous amount of time on the Internet now because of having to endure Covid-19/Coronavirus/’rona/’vid. As a result, we are definitely at risk of exposing ourselves to more bad things that are on the Internet. This post should hopefully give you a quick overview of how to provide some additional protection for… Read more
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Signing PowerShell Scripts from company PKI
Introduction By default a PowerShell script is not signed. What does this mean? Unless there’s a policy that allows unsigned scripts to run/execute, it’s going to fail. Microsoft uses “Code Signing” certificates to get around this. The PowerShell script is stamped with a signed certificate (issued from a trusted authority). Risks Now there are some… Read more
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Adventures with Big Data – oh 32 bit…why do we still have this around?!
One of my challenges with parsing large amounts of data, and that after all my excitement of getting my scripts working…the 32 bit version of Python has a memory limitation! How did I stumble across this problem? I ran my scripts…everything was going well, so I decided to leave it overnight. I woke up to… Read more
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Adventures with Big Data – Part 1
I’ve been volunteering some of my time with the COVID-19 Cyber Threat Coalition. It’s a collection of volunteers that have banded together thwart malicious people (artificial intelligence…maybe?) and put those threats into an easily digestible block list that companies can enforce – all relating to COVID-19 threats. Through this group, Quad9 recently added our blocklist… Read more
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