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Windows ARM64 Internals: Exception & Privilege Model, Virtual Memory Management, and Windows under Virtualization Host Extensions

# Windows ARM64 Internals: Exception & Privilege Model, Virtual Memory Management, and Windows under Virtualization Host Extensions (VHE) ## Introduction About 5 years ago I put out a blog post about 64-bit “memory paging” on a standard Intel x64-based Windows machine when I was first starting to learn about Windows […]

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Dissecting YouTube’s Malware Distribution Network

**Research by:** Antonis Terefos ( **@Tera0017**) In recent years, threat actors have continuously adapted their tactics to discover new and effective methods for malware distribution. While email remains one of the most prominent infection vectors, its effectiveness has diminished due to widespread deployment of security solutions and increased user awareness. Consequently, […]

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Denial of Fuzzing: Rust in the Windows kernel

Check Point Research (CPR) identified a security vulnerability in January 2025 affecting the new Rust-based kernel component of the _Graphics Device Interface (_ commonly known as `GDI`) in Windows. We promptly reported this issue to Microsoft and they fixed the vulnerability starting with _OS Build 26100.4202_ in the KB5058499 update preview released on May 28th 2025. […]

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