An evolving how-to guide for securing a Linux server.
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Sep 7, 2026
#
security-hardening
Here are 676 public repositories matching this topic...
Wazuh - The Open Source Security Platform. Unified XDR and SIEM protection for endpoints and cloud workloads.
security security-audit log-analysis incident-response cybersecurity pci-dss infosec compliance xdr siem security-hardening vulnerability-detection security-automation security-tools wazuh cloud-security malware-detection container-security file-integrity-monitoring configuration-assessement
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Oct 30, 2026 - C++
Lynis - Security auditing tool for Linux, macOS, and UNIX-based systems. Assists with compliance testing (HIPAA/ISO27001/PCI DSS) and system hardening. Agentless, and installation optional.
linux shell auditing devops unix security-audit pci-dss compliance hardening security-vulnerability security-hardening devops-tools hipaa vulnerability-detection vulnerability-scanners security-scanner vulnerability-assessment gdpr security-tools system-hardening
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Sep 16, 2026 - Shell
This repo hosts Prowler OSS (CLI and Local Server). Prowler is the world’s most widely used open-source cloud security platform that automates security and compliance across any cloud environment for Humans and AI Agents.
python aws security security-audit cloud azure iam gcp forensics compliance hardening security-hardening hacktoberfest gdpr multi-cloud security-tools cloudsecurity devsecops cis-benchmark cspm
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Oct 30, 2026 - Python
Agent-less vulnerability scanner for Linux, FreeBSD, Container, WordPress, Programming language libraries, Network devices
go linux golang freebsd security security-audit administrator cybersecurity security-vulnerability vulnerabilities security-hardening vulnerability-detection vulnerability-management vulnerability-scanners security-scanner vulnerability-assessment vuls security-automation security-tools vulnerability-scanner
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Oct 28, 2026 - Go
A collection of awesome security hardening guides, tools and other resources
security best-practices cybersecurity infosec awesome-list security-hardening cyber-security computer-security blueteam security-tools blue-team linux-hardening cis-benchmarks windows-hardening
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Sep 22, 2026
Open-source tool to enforce privacy & security best-practices on Windows, macOS and Linux, because privacy is sexy
macos linux security privacy domain-driven-design cybersecurity cleanup windows10 bloatware security-hardening tweaks-collection security-tools privacy-protection debloat privacy-tools debotnet security-tool debloater bloatware-removal windows11
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Feb 13, 2026 - TypeScript
Migrate C code to Rust
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Oct 26, 2026 - 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 Store✨
windows security encryption audit defender compliance security-hardening tpm2 proactive bitlocker firewall-configuration intune harden windowsdefender enterprise-security wdac windows11 applicationcontrol operation-system-security 1st-party-security
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Oct 30, 2026 - C#
user.js -- Firefox configuration hardening
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Apr 7, 2026 - JavaScript
Security automation content in SCAP, Bash, Ansible, and other formats
security ansible cybersecurity pci-dss application-security compliance scap hardening security-hardening xccdf oval cpe information-security cce usgcb ospp stig security-automation security-tools security-profile
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Oct 30, 2026 - Shell
Hardening Ubuntu. Systemd edition.
shell security ubuntu systemd hardening ubuntu-server security-hardening information-security hacktoberfest security-automation security-tools security-compliance
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Oct 30, 2026 - Shell
Librefox: Firefox with privacy enhancements
firefox security privacy browser addon freedom mozilla android-application free-software libre mac-app android-app security-hardening linux-app mozilla-firefox windows-app anti-fingerprinting libresoftware libre-software extensions-firewall
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Mar 28, 2021 - JavaScript
Generate sandboxes for C/C++ libraries automatically
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Oct 30, 2026 - C++
Secure-by-default HTTP servers in Go.
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May 30, 2025 - Go
USBGuard is a software framework for implementing USB device authorization policies (what kind of USB devices are authorized) as well as method of use policies (how a USB device may interact with the system)
linux security c-plus-plus whitelist blacklist usb security-hardening usb-devices rule-language hacktoberfest
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Sep 7, 2026 - C++
🔑 Community-driven Rails Security Checklist (see our GitHub Issues for the newest checks that aren't yet in the README)
rails checklist security security-audit ruby-on-rails security-hardening rails-security rails-security-checklist
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Jul 17, 2022 - Ruby
Simple Golang HTTPS/TLS Examples
go golang security security-audit awesome tools openssl https http2 secure httpclient libressl security-hardening https-server security-scanner security-tools
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Nov 20, 2020
a collection about Windows 11
microsoft windows security windows10 hardening security-hardening windows-defender defender-credential-guard defender-application-guard windows11
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Oct 18, 2026
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.
actions hardening security-hardening egress-filtering network-security runners runtime-security github-actions supply-chain-security
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Oct 27, 2026 - TypeScript
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