iptables

AFWall+ (Android Firewall +) - iptables based firewall for Android

Kube-router, a turnkey solution for Kubernetes networking.

ss/v2ray/xray/trojan/hysteria/naive/socks5 透明代理

🐱给小白的Shadowsocks翻墙教程-Easy-to-follow tutorials for beginners on using Shadowsocks to bypass internet restrictions.

An engine to make Tor network your default gateway

Daily feed of bad IPs (with blacklist hit scores)

一个多服务器端口租用管理面板

Iptables Essentials: Common Firewall Rules and Commands.

A firewall for humans...

UPnP IGD implementation

chinadns 重构增强版，支持域名分流、ipset/nftset、UDP/TCP/DoT

A docker sidecar container to forward all traffic to local docker host or any other host

Transparent proxy through Tor for Kali Linux OS

ZJL 免流防跳脚本

Take security by obscurity to the next level (this is a bad idea, don't really use this please)

Stateful zone based firewall daemon with D-Bus interface

linux vim bash 脚本学习笔记 by 蘭雅sRGB https://262235.xyz/

Hardening Script for Linux Servers/ Secure LAMP-LEMP Deployer/ CIS Benchmark

visualise your iptables chains

Fail2ban Docker image