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Latest from the Blog

Converting WAV file to 8Khz, Mono, 16-Bit PCM

Recently I had a need to convert a WAV audio file from 22.05Khz, Mono, 8-Bit PCM to Khz, Mono, 16-Bit PCM so that a phone system I was configuring could interpret the audio files used for on-hold messaging. There are a number of online services that can do this, but I don’t trust them and…

Tail Windows Update Log Server 2016+ / Windows 10

Sometimes you have to patch mission critical Windows servers and you want to see what’s going on in the background. The modern windows update dialogue provides little verbosity, especially when compared to apt or yum in the Linux world. In the Windows 7 / Server 2012 days I used to just tail C:\Windows\WindowsUpdate.log and watch…

Mitigating CVE-2022-30190 via Group Policy Preference Registry Keys

On 31 May 2022, Microsoft disclosed a remote code execution vulnerability in MSDT, the Microsoft Support Diagnostic Tool. This vulnerability, CVE-2022-30190, can be exploited by sending a URL to a vulnerable system. Successful exploitation allows an attacker to install programs, view or change data, or create new accounts in line with the victim’s user permissions.…

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