media.ccc.de Courses

The WHOIS Protocol for Internet Routing Policy and Router Configurations

Explore the evolution and critical role of whois protocol in internet routing, from its historical plaintext origins to modern RPKI implementations, covering security implications and future developments.

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

Sicherheitslücke gefunden und der Disclosure-Prozess - Ein praktischer Leitfaden

Delve into the practical process of responsible security vulnerability disclosure with CCC, exploring real cases, challenges, and best practices for ethical security research reporting.

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

Sicherheitslücken melden: Von der Entdeckung bis zum Responsible Disclosure

Delve into den Prozess der verantwortungsvollen Offenlegung von Sicherheitslücken mit dem CCC, einschließlich praktischer Beispiele und typischer Herausforderungen bei der Meldung von Schwachstellen.

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

Digitalisierung mit der Brechstange - Digital Exclusion in Germany

Explore the societal impact of forced digitalization in Germany, examining accessibility barriers, digital exclusion, and the challenges faced by vulnerable populations in accessing essential services.

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

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

Building Your First LoRa Mesh Network From Scratch

Discover how to build resilient mesh networks using LoRa and ESP devices, from hardware selection to deployment strategies. Learn practical techniques for creating independent communication systems with emphasis on legal compliance.

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

How Roaming Agreements Enable 5G Machine-in-the-Middle Attacks

Uncover how roaming agreements in 5G networks create security vulnerabilities, enabling Machine-in-the-Middle attacks, and learn practical mitigation strategies for protecting cellular communications.

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

Breaking NATO Radio Encryption Through HALFLOOP-24 Algorithm Analysis

Discover how security flaws in HALFLOOP-24 encryption algorithm compromise NATO's high-frequency radio communications, exploring cryptography fundamentals and the technical details behind this critical vulnerability.

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

Wie das Licht in die Faser kommt - FSCK 2025

Entdecke die Grundlagen der Glasfasernetzwerke: Funktionsweise, Komponenten, Fehlerbehebung und fortgeschrittene Anwendungen in diesem informativen Vortrag über Lichtwellenleiter-Technologie.

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

Your Thoughts in a Graph: Structured Notetaking with Obsidian

Discover how Obsidian transforms note-taking into a powerful knowledge graph, helping you find and connect ideas beyond traditional file systems—all using simple Markdown on your local drive.

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