media.ccc.de Courses

Digitalisierung mit der Brechstange - Digitale Ausgrenzung in Deutschland

Delve into the societal impact of forced digitalization in Germany, examining accessibility challenges, digital exclusion, and the effects on vulnerable populations while exploring potential solutions for inclusive digital transformation.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

From Simulation to Tenant Takeover: Exploiting Microsoft 365 Attack Simulation Platform

Discover how a simple phishing simulation task led to uncovering critical vulnerabilities in Microsoft 365, from API exploits to remote PowerShell hijacking, revealing major security concerns in tenant access.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

From Simulation to Tenant Takeover - Microsoft 365 Security Vulnerabilities

Uncover a security researcher's journey from testing Microsoft's phishing simulation tools to discovering critical vulnerabilities in Microsoft 365 that enabled unauthorized tenant access and data exfiltration.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Net Neutrality: Why It Still Matters More Than Ever - Global Perspectives and Industry Challenges

Explore the global battle for net neutrality, examining telecom industry lobbying, civil society resistance, and the critical fight to preserve open internet access across Europe and Latin America.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

Net Neutrality - Global Challenges and the Fight for an Open Internet

Explore the global battle for net neutrality, examining telecom industry lobbying, civil society resistance, and the fight to preserve open internet through cases from Europe and Latin America.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

Databroker Files: Wie uns Apps und Datenhändler der Massenüberwachung ausliefern

Uncover how data brokers exploit mobile app data for mass surveillance, revealing sensitive location data of government officials and the urgent need for stronger data protection measures.

• YouTube
• 39 minutes
• Self-Paced
• Free Video

The End of the World as We Know It? - Wie KI und Tech-Mogule unsere Welt Verformen

Entdecke die Ideologien der Tech-Milliardäre und ihre Auswirkungen auf Gesellschaft, Überwachung und Zukunftsvisionen. Kritische Analyse von KI-Versprechen und Machtkonzentrationen.

• YouTube
• 46 minutes
• Self-Paced
• Free Video

UnifiedPush - Decentralized Push Notifications for Android Without Google

Discover how to implement decentralized push notifications on Android without Google services using the open-source UnifiedPush framework and self-hosted servers.

• YouTube
• 34 minutes
• Self-Paced
• Free Video

Lowlights aus dem Überwachungssommer 2025

Entdecke die neuesten Überwachungspläne auf EU-, Bundes- und Länderebene: Chatkontrolle, Vorratsdatenspeicherung, psychische Erkrankungsregister und mehr im Detail analysiert.

• YouTube
• 37 minutes
• Self-Paced
• Free Video

Na Endlich - Linux auf dem Smartphone

Entdecke die Realität von Linux auf Smartphones nach einem Jahr Praxistest - Funktionen, Grenzen, Halium-Kontroverse und die Zukunft der Smartphone-Laptop-Fusion.

• YouTube
• 46 minutes
• Self-Paced
• Free Video

The Current State of Full Disk Encryption Is Still Not Good - 2025

Explore full disk encryption vulnerabilities, TPM security, and practical attacks with live demos covering Linux, smartphones, and Windows Bitlocker weaknesses.

• YouTube
• 1 hour 1 minute
• Self-Paced
• Free Video

How to Crash a Train - Theoretically

Explore vulnerabilities in Europe's ETCS train control system and learn how theoretical attacks could manipulate train communications, with practical implementation insights.

• YouTube
• 56 minutes
• Self-Paced
• Free Video

Semestertickets ohne Überwachung - How I Reverse Engineered Your Public Transport App

Discover how to liberate digital transport tickets from proprietary apps through reverse engineering techniques, creating privacy-respecting alternatives like Zügli.

• YouTube
• 57 minutes
• Self-Paced
• Free Video

Wie funktioniert eigentlich Git? - Grundlagen der Git-Datenstrukturen und Algorithmen

Entdecke die inneren Mechanismen von Git: Datenstrukturen, Algorithmen und praktische Einblicke in das 20-jährige Versionskontrollsystem.

• YouTube
• 58 minutes
• Self-Paced
• Free Video

Against Tech-Fascism

Explore the emergence of tech-fascism and its pervasive influence on digital systems, from theory to concrete examples, plus strategies for resistance.

• YouTube
• 1 hour 3 minutes
• Self-Paced
• Free Video