Os melhores projetos open source de Segurança

Real-time network traffic visualizer that shows every connection your computer makes, which app is responsible, and where the remote hosts are.

A Web Application Firewall middleware for the Caddy web server that filters requests with regex rules, IP/DNS/GeoIP/ASN blocklists and rate limiting.

A Go implementation of the endlessh SSH tarpit that exports Prometheus metrics and ships with a Grafana dashboard for attacker statistics.

Um app autenticador gratuito e de código aberto para Android que gera códigos HOTP e TOTP e os mantém em um cofre criptografado.

Open-source Android authenticator app from 2FAS that generates TOTP and HOTP one-time codes for two-factor login.

Self-hosted home security camera system for Raspberry Pi with end-to-end encrypted live video, alerts and recordings on your phone.

A Python CLI that locks your desktop automatically when your paired Bluetooth phone or smartwatch moves out of range.

An Android app that scans nearby Bluetooth Low Energy devices, tracks them over time, and alerts you to suspicious or following devices.

Open-source Rust firmware that turns a cheap Raspberry Pi RP2350 board into a USB security key for passkeys, SSH/git signing, OpenPGP, PIV and TOTP.

CLI que encontra credenciais vazadas em Git, armazenamento na nuvem, chats e outras fontes, e verifica se ainda estão ativas.

Converte PDFs, documentos de escritório e imagens não confiáveis em PDFs seguros, rasterizando-os em um sandbox.

Firewall para Android que bloqueia o acesso à rede por app sem usar VPN, com Shizuku, LibADB ou root.

Firewall de aplicação web (WAF) e proxy reverso auto-hospedados que filtram o tráfego HTTP para bloquear SQL injection, XSS, bots e floods.

App e rede de mensagens com criptografia de ponta a ponta que não usam identificadores de usuário, com clientes para iOS, Android, desktop e terminal.

A web-based management platform for operating Fail2Ban across one or more Linux hosts, with centralized ban review, unban search, and alerts.

Web toolkit for analyzing any domain, combining DNS lookups, IP geolocation, WHOIS and SSL certificate history in one interface.

Gerenciador de senhas de código aberto feito com Flutter para dispositivos móveis, desktop e web, compatível com bancos de dados KeePass 2.x KDBX 3 e KDBX 4.