6.1. Glossary

CRUD

Is an acronym that describes the four basic operations of persistent storage. It stands for create, read, update, and delete. In discussions of RESTful APIs each letter maps to HTTP methods.

For more information, see Create, read,update and delete - Wikipedia.

DVS

stands for the German term “Deutsche Verwaltungscloud Strategy” and translates to German Administration Cloud Strategy. It’s an agreed measure of the strategy to strengthen the digital sovereignty of the IT in the German public administration.

For more information, see CIO Bund - Deutsche Verwaltungscloud-Strategie ( in German)

IAM

stands for identity and access management and is a framework of policies and technologies to ensure that the right users have the appropriate access to technology resources.

For more information, see Identity Management - Wikipedia

LDAP

The Lightweight Directory Access Protocol (LDAP) is an open, vendor-neutral, industry standard application protocol for accessing and maintaining distributed directory information services over an Internet Protocol (IP) network.

For more information, see LDAP - Wikipedia

OIDC

OpenID Connect

stands for OpenID Connect and is an open standard by the OpenID Foundation. It’s an authentication layer on top of the OAuth 2.0 authorization framework.

For more information, see OpenID Connect (OIDC) - Wikipedia

REST

stands for Representational State Transfer and is a software architectural style created to guide the design and development of the architecture for the world wide web.

For more information, see Fielding [9].

SAML

stands for Security Assertion Markup Language. It’s an open standard for exchanging authentication and authorization data between parties, in particular, between an identity provider and a service provider.

For more information, see Security Assertion Markup Language - Wikipedia.

SPA

stands for single-page application. It’s a web application or website that interacts with the user by dynamically rewriting the current web page with data from the web server, instead of the default method of loading the entire new pages.

For more information, see Single-page application - Wikipedia.

UDM

stands for Univention Directory Manager. In Nubus for Kubernetes, the Directory Manager includes UDM in the form of the UDM Library.

For the internal functions of the Directory Manager, see Internal functions.

UMC

stands for Univention Management Console. It’s the web-based management system of Nubus. In Nubus for Kubernetes, the Management UI includes UMC.

For more information, see Management UI.