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Is Running Untrusted Code on a Satellite a Good Idea?

The problem statement: no isolation, no standard packaging, no OTA updates. Three missing pieces for multi-tenant satellite payloads.

25 Feb 2026

Thomas Gazagnaire

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User Isolation on Windows

For a long time, we have struggled to match the performance and functionality of runc on Windows. Antonin wrote the Docker-based isolation for ocurrent/obuilder with PR#127, and I wrote machine-level isolation using QEMU PR#195. Sadly, the most obvious approach of using runhcs doesn’t work, see issue#2156.

09 Jun 2025

Marc Elvers

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