Newsroom & Blog

Around 5,000 Dropbox accounts were accessed using Lenovo IDs that had apparently not been properly verified. The incident highlights an aspect of cloud security that is often overlooked in public debate. This is not about a conventional security vulnerability, but about whose judgement a service relies on when it accepts a login. Dropbox allows users [...]

The metrics endpoint in UCS 5.2 delivers the raw data, Prometheus stores it, Grafana turns it into a graph. Give it a little time and you stop reading numbers off a screen—you start seeing how your Nubus instance is changing.   How many user accounts right now? How close are we to the license limit? [...]

This release delivers tangible improvements for operations and security. Nubus for Kubernetes 1.22 makes the stored password hashes configurable, enables the metrics of the Keycloak identity provider, and switches log output to structured logging. This gives operators a better view of their environment while raising the level of security at the same time. Password Hashes: [...]

Last week, I spoke at the Bremen Fast Forward AI Festival about why digital sovereignty is being decided anew today and what role open-source AI plays in this. Here, I have summarized my key points for future reference. Digital Sovereignty Means the Ability to Control, Shape, and Switch In 2020, the IT Planning Council described [...]

A look behind the scenes at the KRZN InnoLab: Why the combination of openDesk standards, strong partnerships, and local line-of-business application integration is the key to digital sovereignty for our municipalities. The digital sovereignty of public administration is not a theoretical luxury problem, but a tangible strategic necessity. For the Municipal Data Processing Centre Niederrhein [...]

A social services organization in Tyrol, 24 locations, and the conviction that our data belongs in our own network: Here's how we put that principle into practice with Nubus and Ubuntu. Since 2014, I have been heading the IT department at pro mente tirol, a non-profit organization providing social psychiatric services for people with mental [...]

If you know Univention, you know the App Center. For years, it has been the go-to place for selecting and installing applications on Nubus for virtual machines (UCS). It has served its purpose well and that is exactly the point: our integration ecosystem has long outgrown installable apps. Identity connectors, groupware integrations, ISV applications via [...]

Bremen, July 29, 2026 – Univention GmbH, provider of open source solutions for the efficient management of digital identities and the integration of applications, has released the Integration Catalog, a new overview of all integrations for its Identity & Access Management Nubus. It brings together App Center applications, identity and groupware connectors, ID Broker connections, [...]

The first alpha release of UCS 5.3 is now available, making the next version of the operating environment for Nubus tangible. The focus of this release is on updating the Debian base. At the same time, an important organizational milestone is being prepared: the entry into force of the separate maintenance cycles for Nubus and [...]

The latest release of Nubus for Kubernetes puts operational stability front and center: The Provisioning Service now delivers changes from the directory service to downstream systems significantly faster. Many liveness and readiness probes have been reworked so that Kubernetes can assess the state of components more accurately. Additionally, the portal now prevents content from being [...]