Critique of OpenAI Container Sandboxes: Same-Host Kernel Risks
mikecalendo · reddit · 2026-08-31
The author critiques the recent OpenAI/Hugging Face incident, pointing out that OpenAI's use of same-host container-based sandboxes instead of microVMs was a mistake. Sam Altman later acknowledged the need to secure sandboxes against chained zero-days. The author emphasizes the importance of hardware-isolated sandboxes and promotes their Buildfunctions platform.
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