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Blog

Rawand Benour
5 June 2025

What if your container images were security-maintained at the source?

Ubuntu Article

Software supply chain security has become a top concern for developers, DevOps engineers, and IT leaders. High-profile breaches and dependency compromises have shown that open source components can introduce risk if not properly vetted and maintained. Although containerization has become commonplace in contemporary development and deploym ...

Octavio Galland
30 May 2025

Apport local information disclosure vulnerability fixes available

Ubuntu Article

Qualys discovered two vulnerabilities in various Linux distributions which allow a local attacker with permission to create user namespaces to leak core dumps for processes of suid executables. These affect both apport, the Ubuntu default core dump handler (CVE-2025-5054), and systemd-coredump, the default core dump handler in Red Hat Ent ...

Nkeiruka Whenu
28 May 2025

The 2025 Frankfurt Engineering Sprint: What did you miss?

Community Article

If you have ever wondered what goes on when your friends say that they’re going on a “Business trip” abroad, then allow me to spill the beans 🫘. Let’s recap what you may have missed from Canonical’s Frankfurt Engineering Sprint this May, shall we? My name is Nkeiruka, and I work as a Software Engineer ...

ilvipero
27 May 2025

Ubuntu Summit 25.10 is coming to your circle of friends, from London

Ubuntu Article

London calling… We have an exciting announcement about the Ubuntu Summit. We’ve been chatting with our community and contributors to see how we can bring our event, and the impact of open source, to even more people. This year, the Ubuntu Summit is reborn – read on to find out what changes we’re making. Twice ...

Tytus Kurek
26 May 2025

OpenStack with Sunbeam for medium-scale cloud infrastructure

Cloud and server Article

The rapid growth in OpenStack installation and orchestration tools that we have seen in recent years has effectively established OpenStack as the world’s leading open source cloud platform. Projects like Sunbeam or Kolla Ansible, for example, are effectively transforming OpenStack into yet another user application. By using containers and ...

Bertrand Boisseau
22 May 2025

Boost your Android development with remote app testing via Anbox Cloud

Ubuntu Article

In today’s hectic app development cycles, speed is key. But as teams scale and spread worldwide, and app complexity increases, traditional testing workflows become bottlenecks that can compromise security, increase operational costs, and delay product delivery. Simply sharing APKs or configuring physical test devices isn’t enough anymore ...

Miona Aleksic
21 May 2025

Simplify security maintenance and compliance with Ubuntu Pro auto-attach for LXD guests

Cloud and server Article

With the latest LXD release, Ubuntu Pro now supports auto-attachment for LXD guest instances, offering organizations a seamless way to extend Ubuntu Pro benefits across their infrastructure. ...

Matthew de Klerk
20 May 2025

What is geopatriation?

Cloud and server Article

Geopatriation refers to the relocation of workloads and applications from global cloud hyperscalers to regional or national alternatives due to geopolitical uncertainty. ...

Matthew de Klerk
19 May 2025

Rethinking virtualization: open source alternatives for resellers

Cloud and server Article

Organizations facing uncertainty in the virtualization market have multiple open source options to choose from, including OpenStack for large private clouds and MicroCloud for smaller setups. ...

Michelle Anne Tabirao
15 May 2025

Building an end-to-end Retrieval- Augmented Generation (RAG) workflow 

AI Article

In this guide, we will take you through setting up a RAG pipeline. We will utilize open source tools such as Charmed OpenSearch for efficient search retrieval and KServe for machine learning inference, specifically in Azure and Ubuntu environments while leveraging silicons. ...

Pedro Lazzarotto
15 May 2025

vBRAS NFVI reference architecture with Huawei OceanStor and Canonical OpenStack

OpenStack Article

A note from the editor: This post was written by Zhanglei Mao. A broadband remote access server (BRAS) is an access gateway oriented to broadband network applications. It bridges broadband access and backbone networks, providing basic access methods and management functions for broadband access networks. Traditionally, BRAS has suffered f ...

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