UKI, composefs and remote attestation for Bootable Containers

Presenters Timothée Ravier Pragyan Vitaly Kuznetsov Source All Systems Go! 2025 🚀 Securing the Future of Container Clusters: A Deep Dive into Secure Boot and Remote Attestation 🌐 The world of containerized applications is booming, but with that growth comes a critical need for robust security. Ever wondered how to guarantee that your container clusters boot up securely and haven’s been tampered with? A recent presentation explored a fascinating new approach using ComposerFS, offering a flexible and controlled alternative to traditional disk image-based systems. Let’s break down the key takeaways! ...

October 1, 2025 · 4 min

Leveraging bootable OCI images in Fedora CoreOS and RHEL CoreOS

Presenters Jonathan Lebon Timothée Ravier Source All Systems Go! 2025 🚀 Fedora’s Bold Move: Bootable Containers for a Faster, More Reliable Future 🌐 Fedora is embarking on a fascinating and ambitious journey: transitioning to a system based on bootable containers. This isn’t your typical containerization – we’re not talking about running full operating systems inside containers. Instead, Fedora is reimagining how the entire root filesystem is managed and updated, and the implications are huge! Let’s dive into what this means and why it’s a game-changer. ...

October 1, 2025 · 4 min

Extending Fedora Atomic Desktops using systemd system extensions

Presenters Timothée Ravier Source All Systems Go! 2025 🚀 Level Up Your Linux: Diving into Caching Extensions (CX) and System Extensions 🌐 Ever wished you could add features to your Linux system without permanently altering the core files? What if you could dynamically add functionality, like a modular plug-in? That’s precisely what Caching Extensions (CX) are all about, and they’re poised to revolutionize how we extend and customize our Linux environments. Let’s explore this exciting technology, the challenges it faces, and a glimpse into the future of system modularity. ...

September 30, 2025 · 4 min