Using AI Gemma 3 Locally with a Single CPU

Several months ago, I got a Nucbox K8 Plus minicomputer to use as a Proxmox 9 server. At the time of this acquisition, I didn’t realize this minicomputer had an artificial intelligence (AI) engine [1] build in the CPU that could be used to run AI applications locally. A coworker recommended that I try Google…

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Cracking ValleyRAT: From Builder Secrets to Kernel Rootkits

Highlights: Check Point Research (CPR) presents a full dissection of the widely used ValleyRAT backdoor, also known as Winos/Winos4.0, covering its modular architecture and plugin system. By analyzing the publicly leaked builder and development structure (Visual Studio solutions and project files, without source code), we were able to accurately correlate artifacts and reverse engineer the functionality of all “main” plugins. The analysis reveals the…

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Patch Tuesday – December 2025

Microsoft is publishing a relatively light 54 new vulnerabilities this December 2025 Patch Tuesday, which is significantly lower than we have come to expect over the past couple of years. Today’s list includes two publicly disclosed remote code vulnerabilities, and a single exploited-in-the-wild vulnerability. Three critical remote code execution (RCE) vulnerabilities are also patched today;…

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Microsoft Patch Tuesday December 2025

This release addresses 57 vulnerabilities. 3 of these vulnerabilities are rated critical. One vulnerability was already exploited, and two were publicly disclosed before the patch was released. CVE-2025-62221: This privilege escalation vulnerability in the Microsoft Cloud Files Mini Filters driver is already being exploited. CVE-2025-54100: A PowerShell script using Invoke-WebRequest may execute scripts that are included…

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Microsoft Patch Tuesday, December 2025 Security Update Review

As the year winds down, Microsoft Patch Tuesday in December arrives with essential fixes and enhancements to close vulnerabilities and boost performance. Here’s a quick breakdown of what you need to know. Microsoft Patch Tuesday for December 2025 This month’s release addresses 72 vulnerabilities, including three critical and 55 important-severity vulnerabilities.  In this month’s updates, Microsoft has addressed three zero-day vulnerabilities. One of them was exploited, and two were publicly disclosed.  Microsoft has addressed 15 vulnerabilities in Microsoft Edge (Chromium-based) in this month’s updates.  Microsoft…

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