There are 4 repositories under firewall-rules topic.
Iptables Essentials: Common Firewall Rules and Commands.
An execution engine for Wireshark-like filters
Windows Firewall Notifier extends the default Windows embedded firewall by allowing to handle and notify about outgoing connections, offers real time connections monitoring, connections map, bandwidth usage monitoring and more...
Data-Shield IPv4 Blocklist is an additional layer of protection containing a list of IP addresses (version 4) whose activities have been detected as malicious.
Automated OWASP CRS and Bad Bot Detection for Nginx, Apache, Traefik and HaProxy
:vertical_traffic_light: Block malicious crawlers with Cloudflare Firewall Rules
Rules of Cloudflare Firewall for Block Bad Bot and Exploiting
PowerShell scripts to automatically create rules for Windows firewall
IP leak prevention for OpenVPN
IP list full of bad IPs - Updated every 2H
Minimal Firewall is a portable Windows firewall frontend that alerts users to internet connections without requiring custom kernel modifications or disabling core isolation, striking a balance between Window Defender's security and Simplewall's functionality.
Ansible role for hardening Linux
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.
This repository contains Malicious Indicator of Compromise (IOC) blocklist for MISP, firewall which is vital for cybersecurity professionals to enhance threat detection and improve incident response capabilities.
Block hosts that attempt to bruteforce SSH using the journald API.
Application allows to block Internet access to other applications / Приложение позволяет заблокировать доступ в интернет другим приложения
🧱 Ban subnets using Windows Firewall rules after they make enough incorrect login attempts, as indicated by Windows Event Log records.
Anti DDOS Protection that will stop DDOS from taking down your Linux Server
DirectFire Firewall Converter - Network Security, Next-Generation Firewall Configuration Conversion, Firewall Syntax Translation and Firewall Migration Tool - supports Cisco ASA, Fortinet FortiGate (FortiOS), Juniper SRX (JunOS), SSG / Netscreen (ScreenOS) and WatchGuard (support for further devices in development). Similar to FortiConverter, SmartMove, Expedition etc.
Real-time detection and defense against malicious network activity and policy violations (exploits, port-scanners, advertising, telemetry, state surveillance, etc.)
Fail2Ban setup that monitors UFW logs to detect and dynamically blacklist systems that are port-probing your server. Also monitors SSH as normal.
Firewall-System based on OpenWRT or Pi-Hole with UnBound, TOR, optional Privoxy, opt. ntopng and opt. Configuration of the AVM FRITZ!Box with Presets for Security and Port-List. Please visit:
wolfSSL Intrusion Detection and Prevention System (IDPS)
An implementation of the paper, M Abedin, et al. "Detection and resolution of anomalies in firewall policy rules" for Ryu restful firewall
Several simple projects done in Python for network monitoring for Cybersecurity and high availability. All the modules needed are in their folder with the script.
Opensnitch / LittleSnitch - No-Gafam (blocklist for facebook, google, microsoft, amazon, huawei, tencent, apple, xiaomi ...) - aggressive privacy and protection (trackers, spywares, malwares, cti feeds, malicious ips, phishing...) - 99% in adsblockers tests !
Real-time detection and defense against malicious network activity and policy violations (exploits, port-scanners, advertising, telemetry, state surveillance, etc.)
A playground ruleset to get to know nftables syntax
Github action that allows you to open or close a specific port in your DigitalOcean firewall.
This is the story of how I am slowly becoming free
Tool that assists in migrating firewall rules from Cisco to Checkpoint. Will optimize rules for you (rationalization, reuse merging, etc.).
macOS / Windows 10 Telemetry filter