Ensure digital operational capability with Nubus for Business Continuity – sovereign IAM in standby mode.

Learn more

Patch Level Releases UCS 5.2-1 and 5.0-10 Published

Blogheader UCS Release 5.2-1
The first patch level release since the release of UCS 5.2 brings updates to the Debian base as well as improvements in the performance of Nubus and for the self-service functions - for both UCS 5.0 and UCS 5.2. Performance Improvements in the Directory Manager In close cooperation with our customers, we are constantly looking [...]

Effortless E-Invoicing with EGroupware and Univention Corporate Server

EGroupware Blogheader
As of January 2025, electronic invoicing is now mandatory for B2B transactions in Germany. That means it's time to get up to speed! The good news for UCS users? There's no need to invest in additional software—EGroupware, available through the Univention App Center, now includes the E-Invoicing app, a built-in module that fully supports e-invoicing. [...]

Squid Proxy on UCS: Installation, Caching, Access Control, and Authentication

Blogheader to Squid-Proxy in UCS
Want faster websites, reduced bandwidth usage, and complete control over who can access what? The Proxy Server/Web Cache (Squid) app from the Univention App Center has you covered. It acts as both a powerful web proxy and caching server, storing frequently accessed pages to speed up load times and optimize network traffic. Plus, with flexible [...]

How to Build Your Own Identity & Access Management Using Free Open-Source Components?

Blogheader Open Source IAM
Does your HR department ask for fast and standardized onboarding and offboarding for internal and external teams? Does your helpdesk want SSO access to all essential apps to reduce password reset requests? Do your department heads need independent user and group management to quickly grant their employees access to the right applications? Is your compliance [...]

Univention Corporate Server 5.2 – A Major Step Forward

Blogheader UCS Release 5.2
With the release of Univention Corporate Server 5.2, we are not only making a significant leap in the version number: We are updating all the software included in Univention Corporate Server (UCS) and completing another milestone in the further development of UCS and Nubus with the full transition to Keycloak as the central Identity Provider [...]

Integrate Nextcloud manually into UCS

Blogheader Nextcloud Integration
The Nextcloud app from the Univention Appcenter is a very effective way of making a functioning integration of the popular “File Sync and Share” solution into the management system of the Univention Corporate Server within a very short time. This is suitable for making the services of the Nextcloud hub available to a manageable number [...]

AD Connector in Action: Selective Sync Made Simple

Active Directory Connection
Need to sync Active Directory (AD) with UCS, but only specific parts? The AD Connector lets you fine-tune exactly what gets synchronized. The AD Connector keeps user accounts, groups, and computer objects in sync between AD and UCS’s OpenLDAP, along with any connected services. But here’s the thing: In large environments, you don’t always want [...]

Nubus for Kubernetes 1.5 – Redundancy is Important is Redundancy

Nubus Kubernetes Release 1.5
It wasn't long ago that Nubus for Kubernetes was first released in version 1.0. Now, version 1.5 is already available, which, in addition to minor bug fixes and improvements, primarily enables the redundant operation of the identity store. LDAP Directory Service – Scalable and Highly Available With this version of Nubus for Kubernetes, it is [...]

UCS 5.2 Will Be Released on February 5, 2025

UCS 5.2 Vorankuendigung
We are delighted to announce February 5, 2025, as the official release date for UCS 5.2. Despite what the version number might suggest, UCS 5.2 marks the first minor release of the UCS 5 series. We have already explained the reasoning behind this in detail in our article “The next UCS Release: Leap to UCS [...]

Well-Organized and Secure: Building the Perfect Mail Server with UCS

Header Blogartikel 9
With the UCS Mail Server app, you can set up your very own digital post office. Postfix handles outgoing mail, Dovecot manages incoming mailboxes, and integrated tools like ClamAV and SpamAssassin keep your inbox safe from viruses and spam. The Fetchmail app adds another layer of convenience by working like a postman, fetching emails from [...]