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  • Part 2: Doing active cyber defense

    Part 2: Doing active cyber defense

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    Matthias Schulze, 14.10.2024 In the last blog post, we deciphered various elements of active cyber defense. We looked at technical definitions, analyzed the spectrum between defense and offense, and talked about deception. We concluded that active cyber defense might entail offense (i.e. engaging with the network of an adversary), but it does not necessarily need…

  • Part 1: The different meanings of active cyber defense

    Part 1: The different meanings of active cyber defense

    Matthias Schulze, 07.10.2024 The aim of this multipart blog series is to take a closer look at the various definitions one can find and dissect what types of actions the term “active defense” describes and how it contributes to security. The confusion with it stems from multiple reasons. 1) it is a political term, a…

  • Doppelganger campaign: Are we prepared for information war as-a-service?

    Doppelganger campaign: Are we prepared for information war as-a-service?

    Matthias Schulze, 2.10.2024 On September 7, the FBI published a dossier on Russia’s systematic information operations against the West and Ukraine. The 270-page document reveals a kind of automated information warfare-as-a-service. The scope, frequency and methods of the information operations against Ukraine and the West are frightening. Is Germany able to counter this?  Social media…

  • Shaping Cyber Security 2024: “China’s Cyber Challenge ” Strategic Competition in the Digital Age

    Shaping Cyber Security 2024: “China’s Cyber Challenge ” Strategic Competition in the Digital Age

    The Shaping Cybersecurity Conference 2024, co-organized by the German Federal Foreign Office (AA), the Institute for Peace Research and Security Policy (IFSH) and the Digital Society Institute (DSI) at ESMT Berlin, will bring together experts to discuss the challenges posed by China’s cyber operations and technological ambitions. The disruptive potential of China’s vision for a global Internet, driven by…

  • Matthias interviewed by Berlin Security Beat

    Matthias interviewed by Berlin Security Beat

    Matthias was a guest on the “Berlin Security Beat” podcast, where he spoke about conflicts in cyberspace. You can listen to the conversation here.

  • Some Observations about the Cyber Conflict between Israel and Hamas

    Some Observations about the Cyber Conflict between Israel and Hamas

    Matthias Schulze 22. January 2024 A German version of this blog post appeared in Tagesspiegel Background Cyber. As in Ukraine, the current war in the Middle East is once again being accompanied by a digital conflict. After two months of war, it is now possible to draw some preliminary conclusions about cyber capabilities in the…

  • Comment for Tagesspiegel article

    Comment for Tagesspiegel article

    Matthias was asked to comment on the article “Das sind psychologische Spielchen”: Wie Russland einen hybriden Krieg gegen die Nato führt,” which appeared in Tagesspiegel. In it, Lukas Kram describes the principles of Russia’s hybrid warfare against NATO countries, which includes cyber operations, disinformation, and psychological pressure. All aimed at undermining the adversaries’ resilience. You…

  • Shaping Cyber Security 2023: “Cyber in Conflict“ – Supporting Partners & Avoiding Escalation

    Shaping Cyber Security 2023: “Cyber in Conflict“ – Supporting Partners & Avoiding Escalation

    Cyberattacks and information operations accompanying the Russian invasion of Ukraine have underlined the disruptive potential of digital technologies well beyond the immediate conflict zone. Already prior to the war, criminal cyberattacks against critical infrastructure have become major national security threats, heightening geopolitical tensions due to tacit or even active state support.  Against the backdrop of…

  • ChatGPT, Bing Search, Bard & Friends – Part II

    ChatGPT, Bing Search, Bard & Friends – Part II

    Jantje Silomon 15 May 2023 Peeking under the Hood As mentioned in the last post, the ‘GPT’ part in ChatGPT stands for “Generative Pre-trained Transformer” – just one example of a transformer model in a family of many dozens. Two graphics by Xavier Amatriain illustrate the model boom and interrelationship nicely: Xavier Amatriain: Five years of models…

  • ChatGPT, Bing Search, Bard & Friends – Part I

    ChatGPT, Bing Search, Bard & Friends – Part I

    Jantje Silomon 26 April 2023 Last November, OpenAI launched ChatGPT, a chatbot built on top of the GPT-3 Large Language Model (LLM) family. Its humanesque responses quickly garnered attention, from interviews and being hailed as “amazing, creative, and totally wrong” to calling it “dumber than you think“. It did not take long for people to try find…

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