hvci

A library to develop kernel level Windows payloads for post HVCI era

PC firmware exploitation tool and library

Kernel Level NMI Callback Blocker

"Bypassing" HVCI via donor PFN swaps to modify read-only code pages. Call chained kernel functions (kCET and SLAT support), and more.

Demonstrate calling a kernel function and handle process creation callback against HVCI

How to disable VBS/HVCI to increase Performance in Windows-11

HVCI/kCET-aware bugcheck suppressor PoC

Disable VBS, HVCI & Device Guard on Windows 11 24H2/25H2 — Fix VMware Workstation "Virtualized Intel VT-x/EPT" & enable CPL0 mode. One-command PowerShell script with auto-elevation, system restore, and auto-verification. 95%+ success rate.

Enterprise-grade PowerShell module for assessing and managing Windows side-channel vulnerability mitigations (Spectre, Meltdown, MDS, L1TF, and more).

HVCI-compatible DirectInput force feedback and native profiles for Logitech Driving Force GT

driverless physical memory R/W from usermode — HVCI compliant

Restore force feedback (vibration) on the Trust GXT 555 joystick under Windows 11 with Memory Integrity (HVCI) left on - no kernel driver required.

Parser for HVCI (Hypervisor-Protected Code Integrity) blacklisted drivers

Read-only PowerShell script that audits the entire Windows 10/11 boot chain: BCD, Secure Boot, TPM, UEFI/EFI, boot drivers, BitLocker, WinRE, SMART, VBS/HVCI. Weighted per-category scoring, drift detection via a persistent baseline, HTML/JSON/CSV reports, 16-assertion self-test, and full French/English Windows compatibility.

Read-only Windows 11 security audit — 22 sections (firewall, BitLocker, Defender, TLS/SCHANNEL, VBS, certificates...) scored with a category-weighted model, tracked across runs with regression alerts, and exported as a searchable HTML dashboard. Section-filterable via -Category, 48-assertion self-test included.Read-only Windows 11 security audit —

Simple tool for checking Code Integrity status on Windows.

Windows Device Security Helper

Disable VBS on Windows 11 (24H2/25H2) to enhance performance and enable VMware Workstation CPL0 mode safely and efficiently.