Community guide to securing and improving privacy on macOS.
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.
Prowler is the worldβs most widely used open-source cloud security platform that automates security and compliance across any cloud environment.
Community guide to using YubiKey for GnuPG and SSH - protect secrets with hardware crypto.
Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPress, Programming language libraries, Network devices
π‘οΈ Open-source and cloud-native Web Application Firewall (WAF)
A collection of awesome security hardening guides, tools and other resources
This Ansible collection provides battle tested hardening for Linux, SSH, nginx, MySQL
Migrate C code to Rust
Harden Windows Safely, Securely using Official Supported Microsoft methods and proper explanation | Always up-to-date and works with the latest build of Windows | Provides tools and Guides for Personal, Enterprise, Government and Military security levels | SLSA Level 3 Compliant for Secure Development and Build Process | Apps Available on MS Storeβ¨
Free Windows, Mac and Linux cleaner, scanner, and more.
Claude Code skill: four-phase plan hardening (recon, interrogate, Codex adversarial review, cross-model build & inspection) β two AI models harden your plan before a line of code exists, then swap jobs to build it. Whoever built it never grades it.
Security automation content in SCAP, Bash, Ansible, and other formats
Runtime Security Enforcement System. Workload hardening/sandboxing and implementing least-permissive policies made easy leveraging LSMs (LSM-BPF, AppArmor).
Privacy and security enhanced releases of Chromium for GrapheneOS. Vanadium provides the WebView and standard user-facing browser on GrapheneOS. It depends on hardening in other GrapheneOS repositories and doesn't include patches not relevant to the build targets used on GrapheneOS.
Hardened allocator designed for modern systems. It has integration into Android's Bionic libc and can be used externally with musl and glibc as a dynamic library for use on other Linux-based platforms. It will gain more portability/integration over time.
Hardening Ubuntu. Systemd edition.
Generate sandboxes for C/C++ libraries automatically
The StackRox Kubernetes Security Platform performs a risk analysis of the container environment, delivers visibility and runtime alerts, and provides recommendations to proactively improve security by hardening the environment.
a collection about Windows 11
Harden-Runner is a CI/CD security agent that works like an EDR for GitHub Actions runners. It monitors network egress, file integrity, and process activity on those runners, detecting threats in real-time.
Wazuh - Docker containers
Misconfiguration Manager is a central knowledge base for all known Microsoft Configuration Manager tradecraft and associated defensive and hardening guidance.
PCI-DSS compliant Debian 12/13 hardening
Security module for php7 and php8 - Killing bugclasses and virtual-patching the rest!
Full set of AppArmor policies
Debloat and harden Brave Browser on Linux, macOS, and Windows using Chromium enterprise policies. Curses TUI on Linux/macOS, native GUI on Windows. 79 policies, 6 presets, zero dependencies.
Kubernetes RBAC static analysis & visualisation tool
Rudder is a configuration and security automation platform. Manage your Cloud, hybrid or on-premises infrastructure in a simple, scalable and dynamic way.
Repository of Hardening Guides
Ansible role to apply a security baseline. Systemd edition.
Linux Kernel Runtime Guard
Miscellaneous Linux security hardening settings for Kicksecure and derivatives
Repo manifest for the GrapheneOS mobile privacy and security hardening project.
Conveniently and reasonably harden NixOS.
Plugins for Wazuh Dashboard
vArmor is a cloud-native container hardening system that leverages AppArmor/BPF/Seccomp and NetworkProxy technologies to enforce access control from system calls to application protocols β protecting workloads including AI Agents.
An AI agent for running, testing, and hardening GitHub Docker Compose apps.δΈδΈͺη¨δΊθΏθ‘γζ΅θ―εε εΊ GitHub Docker Compose εΊη¨η AI Agentγ
Android δΈ iOS εΊη¨ε εΊε·₯ε · Β· Android and iOS app hardening
An Obsidian-based knowledge base for Windows Server administration and defensive hardening.
Lab-driven, dual-distro (CentOS Stream 10 / Debian 12) Linux Administration & Server Hardening course β 29 modules, 20 labs, 10 enterprise projects, RHCSA/LFCS-aligned.
Open-source, lab-driven study notes for building, administering, hardening, and operating WordPress at scale β 28 modules across install, content, security, performance, and DevOps (CC BY 4.0).
Local Windows security auditing and reversible hardening with a C#/.NET Framework 4.8 core and CMD/BAT entry points.
First-hour hardening toolkit for a new Linux VPS.
RikkaHub Agent Β· Pure β an Android AI agent that survives long runs. Independent hardening pass on the rikkahub on-device agent: usage ledger & budgets, on-demand tools, expert sub-agents, cold memory, chained workflows. Kotlin/Compose, Shizuku/Termux/MCP. QQ group 1030362371.
A structured, versioned archive of adversarial prompt engineering techniques against Large Language Models β for AI safety research, red-teaming, and defensive hardening.
Orb44 Watch satellite - inside pulse from your VPS (load, listeners, hardening).
A Purple Team lab simulating Active Directory attacks (Kerberoasting, BloodHound, lateral movement) and implementing defensive hardening (gMSA, tiering, LLMNR/NetBIOS disabling) with Wazuh SIEM detection rules mapped to MITRE ATT&CK.
A Rust-based x86-64 PE protection framework with RISC program virtualization, polymorphic VM bytecode, CFG transformation, runtime hardening, integrity checks, and execution verification.
The OWASP Subtractive Security Top 10 Project is an initiative to identify, document, and promote the highest-impact opportunities for reducing cyber risk through the elimination of attack paths.
Build a custom Godot 4.7.1 editor and matching export templates for either a C#/.NET or GDScript project using Godot Secure, AES-256 PCK encryption, encrypted PCK indexes, Advanced Key Derivation, and release hardening.
LLVM 21 pass plugin for AΒ²MBA architectural and anti-generalization hardening of mixed Boolean-arithmetic expressions.