[German]On July 19, 2024, there were numerous outages to Windows IT systems worldwide. Operations at airports came to a standstill, banks could no longer work, trains were canceled and companies sent their employees home (e.g. Tegut) because the IT systems were no longer working. However, it was not a cyber attack, but the simultaneous occurrence of two errors – independent of each other, which led to the failure of functions. On the one hand, there was a failure of the Microsoft cloud, relating to Microsoft 365 and the relevant services. And there was a faulty update for a security solution from the US provider CrowdStrike, which caused Windows systems to crash with a blue screen. Here is a brief follow-up.
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