system-hardening-toolkit

Apply CIS-aligned security hardening to macOS and Linux hosts.

Updated Aug 23, 2026

Search Tags:#security #audit #remediation #macos #linux #hardening #cis-benchmarks

Ready to run

npx skills add https://github.com/chaserbreitenbach/claude-skills-and-agents --skill system-hardening-toolkit

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: system-hardening-toolkit
Source: https://github.com/chaserbreitenbach/claude-skills-and-agents/tree/main/skills/tooling/system-hardening-toolkit
Command: npx skills add https://github.com/chaserbreitenbach/claude-skills-and-agents --skill system-hardening-toolkit

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Security hardening is error-prone and time-consuming across macOS and Linux, leading to inconsistent baselines and compliance gaps.

Core Features & Use Cases

Automated CIS-aligned hardening scripts for macOS and Linux.
Comprehensive audit checklists and remediation procedures.
Rollback-safe changes with centralized logging and easy recovery.
Environment-aware recommendations for development, production, and compliance scenarios.

Quick Start

Run the system-hardening-toolkit on a macOS or Linux host to apply a baseline CIS-aligned security hardening.

Frequently Asked Questions about system-hardening-toolkit

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I automate CIS benchmark security hardening for macOS and Linux?▼

Automate CIS benchmark security hardening for macOS and Linux by running scripts that apply aligned controls, generate audit checklists, and execute rollback-safe remediations to reduce baseline drift.

What is the best way to fix security misconfigurations and baseline drift on production servers?▼

Fixing security misconfigurations and baseline drift on production servers requires applying automated CIS-aligned hardening scripts that provide environment-aware recommendations and centralized logging for recovery.

Can I apply rollback-safe remediations to Debian and Ubuntu workstations?▼

Yes, you can apply rollback-safe remediations to Debian and Ubuntu workstations because the toolkit supports cross-platform hardening with centralized logging to ensure easy recovery.

Does this security hardening toolkit provide audit-ready checklists for compliance scenarios?▼

Yes, this security hardening toolkit provides audit-ready checklists and environment-aware recommendations specifically designed to address development, production, and compliance scenarios.

Do I need shell scripting capabilities to run these macOS and Linux hardening scripts?▼

Yes, shell scripting capabilities are required because the toolkit automates cross-platform security hardening through scripts that apply CIS-aligned controls across macOS and Debian or Ubuntu environments.