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macOS. Not much interested in VMs, for efficiency.

Yeah I was playing with a separate user account, could get some basics working but I wonder how far could I get with that.

What are the bigger security risks for that approach? Assuming constrained file permissions, and that no secrets are in ENV (https://gist.github.com/telent/9742059 )



A normal user has full access to the kernel API. Always kernel info leaks, occasional easy exploits.

On macos you can use Apple's native sandboxing. See for example http://mybyways.com/blog/creating-a-macos-sandbox-to-run-kod...




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