A list of interesting cybersecurity, tools, links, projects for security professionals.
🛡️ Check if your data was involed in a breach#
Have I Been Pwned#
Breach Notification Service
Have I Been Pwned is the internet’s most comprehensive data breach search engine. Created by security researcher Troy Hunt, this free service aggregates data from thousands of breaches containing billions of compromised accounts. Check if your email address, phone number, or password has been exposed in a known data breach.
Regular monitoring helps you stay ahead of credential stuffing attacks and enables rapid password rotation when breaches occur. For organizations, the domain search feature provides visibility into employee credential exposure.
Check Your Email →🌐 Community & News#
Darknet Diaries Podcast#
True Stories from the Dark Side of the Internet
Darknet Diaries is a captivating podcast that explores the hidden corners of the internet through real hacking stories, data breaches, espionage, and cybercrime investigations. Host Jack Rhysider masterfully narrates tales of social engineering, nation-state hackers, cybercriminal enterprises, and security incidents that shaped the digital landscape. Each episode reads like a techno-thriller, but these stories actually happened.
Why listen: Whether you’re a security professional staying current with real-world attack scenarios or simply fascinated by the cat-and-mouse game between hackers and defenders, this podcast delivers compelling storytelling that makes complex security concepts accessible and entertaining.
Listen Now →Popular Episodes:
- “The Athens Shadow Games” - Olympic cyber espionage
- “Jeremy from Marketing” - The Twitter hack
- “NotPetya” - The most devastating cyberattack in history
- “Xbox Underground” - Inside a gaming hacking ring
🏠 Self-Hosted & Open Source#
Awesome Self-Hosted#
Take Control: Run Your Own Cloud, Your Own Way
Awesome Self-Hosted is the definitive catalog of free and open-source software that puts you back in control of your data. This comprehensive GitHub repository features hundreds of battle-tested applications you can host on your own infrastructure—from complete Google Workspace alternatives to specialized security tools. No subscriptions, no vendor lock-in, no data mining. Just powerful software you own and control.
In an era of cloud dependency and privacy concerns, self-hosting gives you complete sovereignty over your data and services. Perfect for security professionals building home labs, privacy advocates seeking alternatives to big tech, or organizations requiring air-gapped solutions. Many enterprise security tools started as open-source projects you can run yourself.
What you’ll find:
- 🤖 Automation and workflow engines
- 📧 Email servers, calendars, and collaboration suites
- 📁 File sync and storage (Nextcloud, Seafile)
- 🔐 Password managers and secret vaults (Vaultwarden, Bitwarden)
- 📊 Analytics platforms without tracking (Matomo, Plausible)
- 💬 Chat and communication (Matrix, Rocket.Chat, Mattermost)
- 🔍 Search engines you control
- 📝 Document editing and note-taking apps
- 🎬 Media servers and entertainment platforms
- 🛡️ Security monitoring and SIEM tools
Perfect for:
- Building enterprise-grade home labs
- GRC professionals testing compliance controls
- Privacy-conscious individuals
- Cost-conscious startups avoiding SaaS fees
- Security researchers and penetration testers
Explore the Catalog →
View on GitHub →
Pro Tip: Start with Docker Compose deployments for easy management, then graduate to Kubernetes for production-scale self-hosting. Many of these tools are the same open-source projects that power billion-dollar companies.
Last Updated: January 2026