Local sandboxing in the GitHub Copilot app
3.80T1 sourceGitHub Changelog
Source record
Published by GitHub Changelog (T1 source). The original is at https://github.blog/changelog/2026-09-23-local-sandboxing-in-the-github-copilot-app.
Pipeline notes
The summary and note below are generated by the signal pipeline — they are Beyond Desk’s reading, not quotations from the source.
SummaryGitHub Copilot app now supports local sandboxing, restricting the agent's access to files, network resources, and credentials on the user's machine to reduce the impact of unintended commands.
Why it mattersFirst-party GitHub feature that adds a security boundary for agent-executed commands. Worth configuring for anyone running Copilot coding agent on real work.

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