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trimstray /the-practical-linux-hardening-guide

Star10.3k

This guide details creating a secure Linux production system. OpenSCAP (C2S/CIS, STIG).

linux checklist security cis guide centos audit manual pci-dss hardening openscap linux-security linux-hardening redhat-enterprise-linux

UpdatedNov 19, 2024

bytedance /Elkeid

Star2.5k

Elkeid is an open source solution that can meet the security requirements of various workloads such as hosts, containers and K8s, and serverless. It is derived from ByteDance's internal best practices.

security hids linux-security rasp edr cwpp

UpdatedOct 10, 2025
Go

sleventyeleven /linuxprivchecker

Star1.7k

linuxprivchecker.py -- a Linux Privilege Escalation Check Script

security pentesting ctf-tools linux-security oscp htb hackthebox linux-privilege-escalation pentest-tools oscp-tools

UpdatedJan 31, 2022
Python

anti-ddos /Anti-DDOS

Star1.2k

🔒 Anti DDOS | Bash Script Project 🔒

linux shell bash security tool configuration linux-distribution ddos-attacks shell-script shellscript shell-scripts linux-app bash-script linux-desktop linux-server linux-security-module anti-ddos security-tools linux-security anti-ddos-protection

UpdatedDec 1, 2023
Shell

microsoft /avml

Star1k

AVML - Acquire Volatile Memory for Linux

rust memory-forensics linux-security

UpdatedNov 3, 2025
Rust

nluedtke /linux_kernel_cves

Star751

Tracking CVEs for the linux Kernel

tracker linux security-audit linux-kernel security-vulnerability cve tracking-cves linux-security

UpdatedApr 9, 2024
Vue

Netflix-Skunkworks /stethoscope-app

Star461

A desktop application that checks security-related settings and makes recommendations for improvements without requiring central device management or automated reporting.

electron javascript security hacktoberfest usable-security linux-security macos-security endpoint-security windows-security

UpdatedSep 6, 2023
JavaScript

gustavo-iniguez-goya /opensnitch

Sponsor

Star394

OpenSnitch is a GNU/Linux application firewall

linux firewall iptables network-monitoring network-analysis linux-security anomaly-detection linux-firewall application-firewall

UpdatedJan 20, 2022
Python

EmreOvunc /Linux-System-Management-Scripts-Tricks

Star165

Linux Security & Linux Hardening & Linux Management & Linux Configuration

iptables linux-shell linux-server squid3 hacktoberfest wordpress-installation squid-proxy linux-raid linux-security linux-users linux-system-administration linux-network linux-hardening linux-administration linux-dns swap-space dhcp-servers linux-proxy linux-dhcp linux-management

UpdatedNov 19, 2021
Shell

h2337 /ghostscan

Star148

A modern, Rust-powered Linux scanner that unmasks hidden rootkits, stealthy eBPF tricks, and ghost processes in one fast sweep (45+ scanners)

security scanner antivirus security-scanner security-tools linux-security malware-detection rootkit-detection

UpdatedOct 29, 2025
Rust

wirefalls /geo-nft

Star121

Bash script to create nftables sets of country specific IP address ranges for use with firewall rulesets. The project provides a simple and flexible way to implement geolocation filtering with nftables. It can be a useful tool to reduce the chance of malware, ransomware and phishing attempts as well as mitigating the effects of DDoS attacks.

anti-malware ip-geolocation geoip-location linux-server netfilter firewalls ddos-mitigation firewall-configuration ddos-protection firewall-rules nftables ransomware-prevention linux-security geo-ip geoip-database anti-phishing malware-protection phishing-protection nftables-rules nftables-geoip

UpdatedNov 6, 2023
Shell

jwillyamz /ezEmu

Star104

See adversary, do adversary: Simple execution of commands for defensive tuning/research (now with more ELF on the shelf)

linux-security security-testing mitre-attack adversary-emulation purpleteam

UpdatedFeb 12, 2023
C#

tomwechsler /Securing_Linux_Systems

Star87

Linux security with three different distributions (Rocky Linux, Ubuntu and openSUSE)!

linux security ubuntu opensuse linux-security rockylinux

UpdatedJul 28, 2024
Shell

gensecaihq /Ubuntu-Security-Hardening-Script

Star47

This script automates the scanning process using the OpenSCAP Security Guid to hardening Ubuntu systems, aligning with DISA-STIG compliance for Ubuntu 24.04. LTS minimum. It includes a range of security enhancements and configurations designed to strengthen the security posture of Ubuntu servers.

linux ubuntu shell-script ubuntu-server openscap security-tools linux-security linux-hardening server-security disa-stig server-hardening security-enhanced-linux wbfoss

UpdatedJun 15, 2025
Shell

TimesysGit /meta-timesys

Star39

Vulnerability management tool that provides Yocto SBOM generation and CVE Analysis of target images.

security-vulnerability cve cve-scanning linux-security yocto-linux-security yocto-security vigiles-cve-scanner yocto-cve-analysis yocto-sbom spdx-sbom

UpdatedSep 22, 2025
BitBake

Andromeda1957 /LinPwn

Star37

Interactive Post Exploitation Tool

security enumeration post-exploitation privilege-escalation security-tools linux-security

UpdatedOct 1, 2019
C++

nikhilpatidar01 /Linux-Server

Star37

🧑‍💻 A comprehensive guide to Linux system administration, covering: 📜 Commands 👥 User Management 🌐 Networking 🔐 Permissions 📦 Package Management 💽 Disk Management 🛡️ Security 🤖 Automation ✅

nginx devops debian ubuntu firewall apache self-hosting fail2ban linux-server ethical-hacking ufw web-hosting system-administration linux-security cloud-security lamp-stack vps-setup linux-admin server-hardening ssh-security

UpdatedAug 17, 2025

node3 /Linux-Security-Module

Star32

Kernel programming: This is a simple kernel module implementation for enforcing access control policies using Linux Security Module framework.

linux-kernel linux-security lsm

UpdatedApr 7, 2018
C

labex-labs /linux-practice-challenges

Star31

In this course, you will find a collection of Linux practice challenges that will help you to improve your Linux skills. These challenges are designed to help you learn and practice Linux commands, shell scripting, and system administration tasks.