Attack & Defend

Attack & Defend is a series that explores real-world cyber attacks and the strategies to defend against them. Each episode breaks down a specific threat and demonstrates practical ways to mitigate it.

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    CVE-2026-50369

    Around October last year one of our production Windows Server 2025 RDSH was suddenly weirdly unresponsive. It accepted Remote Desktop sessions but was unable to produce a graphics session, just a black screen and pretty quick an error message. The network was fine, so i called a reboot via RemotePS, which went through and seemingly…

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    Responder poisoning – Attack & Defend (Ep.1)

    This is the first episode of a new series called Attack & Defend! In this series, I’ll demonstrate different types of attacks as well as the corresponding defensive measurements to protect against them. If you’d like to see an overview of all the episodes, click here. Today’s episode focuses on LLMNR, NBT-NS, and mDNS poisoning…