Vom 9. bis 11. November 2025 traf sich die Internet-Community zur DENOG17 – sowohl vor Ort in Essen als auch virtuell. Haben Sie eine Session verpasst oder möchten Sie eine Präsentation noch einmal ansehen? Die Aufzeichnungen sind jetzt verfügbar! Credits: Julian Schiele (https://julian-schiele-vide

https://media.ccc.de/v/denog17-75240-security-txt-across-the-industry This talk explores the adoption of `security.txt`, as defined in [RFC 9116](https://www.rfc-editor.org/rfc/rfc9116), that enables websites to publish security contact information in a consistent and accessible way. We begin with

https://media.ccc.de/v/denog17-73667-pppoe-vs-ipoe-a-practical-guide-for-isps **Is PPPoE really legacy? Is IPoE really better? And what actually happens when something breaks?** This talk takes a hands-on look at PPPoE and IPoE (DHCPv4/v6) in real ISP environments, based on actual deployments, not

https://media.ccc.de/v/denog17-78872-entering-the-big-cloud-game-a-journey-of-ups-and-downs-towards-sovereignity-at-scale This talk would be held by my two colleagues: Michael Bayr (artcodix) and Gerhard Bader (Yorizon Cloud) Yorizon Cloud is the joint venture of HOCHTIEF PPP Solutions and Thomas-

From November 09th to 11th, 2025, the internet community gathered for DENOG17, attending both in-person in Essen and virtually. Missed a session or want to revisit a presentation? Watch the recorded sessions now! Credits: Julian Schiele (https://julian-schiele-videografie.de/)