Ubuntu Blog | Ubuntu

Giulia Lanzafame
10 June 2025

Apache Spark security: start with a solid foundation

Article Data Platform

Everyone agrees security matters – yet when it comes to big data analytics with Apache Spark, it’s not just another checkbox. Spark’s open source Java architecture introduces special security concerns that, if neglected, can quietly reveal sensitive information and interrupt vital functions. Unlike standard software,...

Giulia Lanzafame
10 June 2025

Henry Coggill
6 June 2025

What is CMMC compliance?

Article Hardening

CMMC version 2.0 came into effect on December 26, 2023, and is designed to ensure adherence to rigorous cybersecurity policies and practices within the public sector and amongst wider industry partners.

Henry Coggill
6 June 2025

Rawand Benour
5 June 2025

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

Article Ubuntu

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...

Rawand Benour
5 June 2025

Octavio Galland
30 May 2025

Apport local information disclosure vulnerability fixes available

Article Ubuntu

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...

Octavio Galland
30 May 2025

Nkeiruka Whenu
28 May 2025

The 2025 Frankfurt Engineering Sprint: What did you miss?

Article Community

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

Nkeiruka Whenu
28 May 2025

ilvipero
27 May 2025

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

Article Ubuntu

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

ilvipero
27 May 2025

Tytus Kurek
26 May 2025

OpenStack with Sunbeam for medium-scale cloud infrastructure

Article Cloud and server

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...

Tytus Kurek
26 May 2025

Bertrand Boisseau
22 May 2025

Boost your Android development with remote app testing via Anbox Cloud

Article Ubuntu

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...

Bertrand Boisseau
22 May 2025

Miona Aleksic
21 May 2025

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

Article Cloud and server

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.

Miona Aleksic
21 May 2025

Matthew de Klerk
20 May 2025

What is geopatriation?

Article Cloud and server

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
20 May 2025

Matthew de Klerk
19 May 2025

Rethinking virtualization: open source alternatives for resellers

Article Cloud and server

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.

Matthew de Klerk
19 May 2025

Michelle Anne Tabirao
15 May 2025

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

Article AI

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.

Michelle Anne Tabirao
15 May 2025

Pedro Lazzarotto
15 May 2025

vBRAS NFVI reference architecture with Huawei OceanStor and Canonical OpenStack

Article OpenStack

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 from challenges, including low resource...

Pedro Lazzarotto
15 May 2025

Ben Hoyt
13 May 2025

Canonical + thanks.dev = giving back to open source developers

Article Community

Canonical has committed to donating US$120,000 to open source developers over the next 12 months (using thanks.dev).

Ben Hoyt
13 May 2025