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Enter the Certificate Checking Tool! More and more communications are becoming secured with certificates issued from a Public/Private Key Infrastructure. The challenge is that certificates and more importantly, their expiry tends to not be tracked. Why is this a problem? When a certificate expires and it’s not properly documented in the applications architecture, it’s really…
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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…
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While I had ambitions to get all the data into the database, the challenge is trying to manage large files (larger than say 1GB compressed) because if you run into any problems while parsing the file, you’ll need to figure out what the problem is, fix it or handle the error and then continue onto…
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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…
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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…
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