Anyone who surfs the Internet has probably encountered those annoying queries that ask you to prove that you are human and not a machine. Sometimes you just have to tick “I’m not a robot”, sometimes you have to select pictures of traffic lights, bicycles, cats or similar, sometimes you have to type in letters or numbers from squiggly or blurred pictures. Such elements are called CAPTCHA (for “Completely Automated Public Turing test to tell Computers and Humans Apart”).

Recently, cyber...

Preview of a new service: CoCalc

A preview of the new, planned service “CoCalc” has been launched and is available for curious users.
Due to the status as preview some limitations apply which need to be recognized and understood, this includes the documentation for the service.
More on this in the announcement:
https://docs.gwdg.de/doku.php?id=en:services:application_services:cocalc:preview

CoCalc is designed for research teams: collaboratively edit LaTeX documents, code in Jupyter...

Discontinuation of Rocket.Chat, further extended End-of-Life phase

With Nov 1st, 2024 the service Rocket.Chat entered its end-of-life phase. Users of Rocket.Chat should act now (see below).

What changes during the end-of-life phase?

GWDG has stopped renewing the licensing of the service. With the expiration of the license some functionality of Rocket.Chat may be limited in the future. The most prominent limitations are:

• no more push notifications to mobile clients
• online presence...

Launch of the Matrix service

After the replacement of RocketChat with Matrix was announced and prepared in the last weeks and months, the Matrix service is now available for all GWDG customers.
Comprehensive information on how to use Matrix can be found at https://docs.chat.academiccloud.de/.

Why Matrix?

The goal of the transition was to continue offering a central, simple, widely accessible, and modern communication tool. Matrix offers various advantages in this regard. For example, the...