Would you recognize? - Stefan Karg

Security

Real world phishing attacks
ByStefan Karg 25.01.202325.08.2025

This post is a great example, that a spear phishing attack also works in the offline world. It does not always have to be an e-mail! Thank you to Marc Torke for sharing this. The letter in the picture is claiming to come from an official German court and was sent to a newly founded…

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Security

ISO 27005 Information Security Risk Manager
ByStefan Karg 16.12.202517.12.2025

This month I’ve earned the Information Security Risk Manager. ISO/IEC 27005 certification of rigcert.education. Having multiple years of experience in managing security risks in OT environments according to IEC 62443-3-2, the ISO 27005 provides an extended perspective on risk management. Effective information security risk management is crucial for maintaining secure systems. Failing to properly assess…

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AI

AI in the rail sector
ByStefan Karg 08.06.202325.08.2025

We are already seeing real-world applications of artificial intelligence in the rail sector. Deutsche Bahn is using artificial intelligence to reduce delays on its network. My prediction: This is just the beginning of ML/AI applications in our sector. We will see machine learning and AI algorithms becoming more and more widespread in the coming years….

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Political | Security | Standardization

BSI & TÜV: Worrying Survey on Cybersecurity Among German Companies
ByStefan Karg 12.06.202512.06.2025

The German BSI (Federal Office for Information Security) and TÜV-Verband conducted a survey among German companies to assess the status of cybersecurity in the private sector. Some worrying results from my point of view are: 🌐 Link to the study: BSI – Presse – TÜV-Studie zur Cybersicherheit der deutschen Wirtschaft: Bedrohungslage steigt, Unternehmen wiegen sich…

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Security

Next conference: Nürnberg
ByStefan Karg 28.03.202425.08.2025

Today I’ve registered for attending the “CNA Forum Bahn+BahnTechnik 2024” conference with the title “Unlocking the opportunities of railtech” CNA Forum Bahntechnik | CNA – Center for transportation & logistics Neuer Adler e.V. (c-na.de) My personal focus for the conference will be the topics around the digitalisation of the railways and how to develop the…

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Security

Secure easter holidays
ByStefan Karg 16.04.202225.08.2025

Enjoy the Easter weekend!If you haven’t done yet, this weekend could be an opportunity to update your passwords / authentication methods. Remember those 3 basic measures:

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