On the rails again… 🚆😎

ByStefan Karg 15.03.202325.08.2025

Security

Crisis and Disaster checklist
ByStefan Karg 14.01.202614.01.2026

Incidents such as the blackout in parts of Berlin lasting several days emphasize the importance of personal preparation for crisis and disaster. The German BBK has published checklists for this purpose. The BBK is the German Federal Office of Civil Protection and Disaster Assistance. Personally I don’t prefer to check off such a list on…

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Security

Defense in Depth
ByStefan Karg 01.11.202225.08.2025

Food for thought on the public holiday in Germany: What is defense in depth and why should you consider it?

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Security

Christmas season
ByStefan Karg 20.12.202225.08.2025

Christmas season is here again! Like you, your “favorite” cyber criminals are also waiting to get their presents. Here are my 3 free security tips for you to spoil their fun this Christmas season: Have a wonderful time with your beloved ones and stay secure!

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Rail technology

DB Cargo is using HVO
ByStefan Karg 13.07.202325.08.2025

The German freight trains of DB Cargo are running nearly climate-neutral now even if powered by a diesel locomotive. They are fueled by HVO generated from waste material instead of fossil diesel.

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AI

Bing AI message limitation
ByStefan Karg 17.02.202325.08.2025

There was an interesting article published about Bing’s AI chat bot using a LLM (Large Language Model) this weekend in the New York Times. A clear recommendation for reading:Why a Conversation With Bing’s Chatbot Left Me Deeply Unsettled – The New York Times

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Rail technology

First ICE on new highspeed line
ByStefan Karg 06.03.202225.08.2025

First highspeed train (ICE = Intercity Express) on the new track between Stuttgart and Ulm. Erster ICE auf der Neubaustrecke Wendlingen–Ulm

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