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There was a PSEC 2019 talk on Azure Sphere (IoT), with some details on Pluton security features and the Microsoft Linux hardened kernel based on OpenEmbedded/Yo
by transpute 4y ago
There was a PSEC 2019 talk on Azure Sphere (IoT), with some details on Pluton security features and the Microsoft Linux hardened kernel based on OpenEmbedded/Yocto. Briefly mentioned is Microsoft's QEMU emulation of Pluton for CI/CD and their segmented architecture for delivery of 10 years of Linux security updates to the device, even if the IoT vendor goes out of business leaving the application firmware unmaintained.
https://www.platformsecuritysummit.com/2019/speaker/seay/ https://www.platformsecuritysummit.com/2019/speaker/seay/ (click Hardware tag to seek video to the Pluton section)
IEEE paper (2021, paywall) on Pluton, https://ieeexplore.ieee.org/document/9512305 https://ieeexplore.ieee.org/document/9512305