NHS to close-source GitHub repos over AI, security concerns

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Healthcare giant's maintainers handed May deadline to enact the change

The UK's National Health Service (NHS) is ordering all of its technology leaders to temporarily wall off the organization's open source projects over concerns relating to advanced AI and Anthropic's Mythos.

According to guidance shared internally within the organization and seen by The Register, GitHub repositories must be set from public to private by May 11.

The guidance reads: "Public repositories materially increase the risk of unintended disclosure of source code, architectural decisions, configuration detail, and contextual information that may be exploited – particularly given rapid advancements in AI models capable of large-scale code ingestion, inference, and reasoning (e.g. developments such as the Mythos model)."

It also states GitHub repos should not be public "unless there is an explicit and exceptional need." The decision was approved by the NHS' Engineering Board.

An NHS England spokesperson told The Registerthis...

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