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Cybersecurity-Blog

In our cybersecurity blog, we highlight current developments and challenges in OT security, with a particular focus on industry-specific topics such as the rail sector or chemicals, as well as cybersecurity awareness training.

Global Rail & TRAKO 2025: When railway technology goes digital – can cybersecurity keep pace?

The railway industry is accelerating digitalisation: AI, networked systems and smart maintenance are changing operations. But what about cybersecurity, incident response and a culture of evidence? A field report from TRAKO and Global Rail 2025.

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Solar Sabotage? An Old Hat – but Still Burning Hot

Ever heard of solar sabotage? No? Then buckle up: a topic as old as the first IT security patches – and still highly relevant today. According to research by Monitor (WDR), the majority of Germany’s solar energy is powered through inverters from China. That carries certain risks.

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ChatGPT Leak: When AI Conversations Become a Google Privacy Trap 

In recent days, a privacy scandal surrounding the ChatGPT platform has caused significant uproar.

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Heads-up, Eavesdropper! – When Your Smartphone Turns into a Bug

A cyber-thriller? Sadly, it’s real life. The Deutschlandfunk podcast Dark Agent – In the Web of Intelligence Services makes it crystal clear: smartphones are no longer just handy everyday helpers.

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IEC 62443 & Co. – OT Security for Railway Systems: Why Safety on Rails Doesn’t End with Ticket Checks

Digitalization in the rail sector? It’s happening — and at full speed. With digital signal boxes, cloud-based predictive maintenance, interconnected power supply systems...

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When the Trump Wind Blows – How U.S. Politics Impacts Our IT/OT Security in Europe

Love him or hate him – Donald Trump is back on the political stage, and with him comes a gust (or rather, a storm) from across the Atlantic. But what does that...

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Fake DeepSeek AI Packages Stealing Credentials - A Case of AI as a Convenient Ally for Hackers

AI is at the center of today’s technology conversation - and attackers are taking full advantage. In late January 2025, two malicious Python packages, “deepseeek” and “deepseekai,” appeared on the Python...

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Artificial Intelligence (AI) – The Perfect Tool or the Perfect Risk?

One of the major topics nowadays is AI. Some praise it as the savior of our digital life, while others think of the typical scenario from the Terminator movies, where an AI...

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NIS-2 Compliance: A Roadmap for Strengthening Enterprise Cybersecurity

With the introduction of the NIS 2 Directive, companies in ‘important’ and ‘essential’ sectors are faced with the urgent task of rethinking their cyber security strategies. This directive, which extends the scope of application and imposes stricter requirements,...

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J-Magic: When "Magic Packets" Suddenly Open Your Network

The world of cybersecurity constantly sees new, sophisticated threats emerging, challenging even the most experienced IT teams. One of the latest developments:

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A Day in the Life of a Managed Security Service Provider (MSSP)

The daily routine of a Managed Security Service Provider (MSSP) is anything but monotonous...

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Travel Security: Stay Smart Wherever You Go!

Whether it’s summer, winter, or a spontaneous fall escape from gloomy weather—traveling is always an exhilarating experience. Packing your suitcase, booking your tickets, and hoping you won’t forget your toothbrush (again)...

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A Day in the Life of a Network Security Engineer

One might assume that a Network Security Engineer’s daily routine is nothing but a steady stream of meetings, coffee breaks, and the occasional firewall check. Far from it!

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New threats to the rail sector: Why cybersecurity is more important than ever

The railway industry is one of the most important infrastructures in the world. It moves millions of people and goods every day and is the backbone of many economies. However, with the increasing digitalisation and networking of...

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What is cybersecurity compliance?

Nowadays, more and more companies in different industries are facing similar challenges, especially in safety-critical sectors such as energy, water treatment, railroads and others. This challenge is particularly evident in the European Union and...

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